{"id":22883,"date":"2024-02-23T14:13:00","date_gmt":"2024-02-23T08:43:00","guid":{"rendered":"https:\/\/icsesolutions.com\/?p=22883"},"modified":"2024-02-24T09:54:46","modified_gmt":"2024-02-24T04:24:46","slug":"selina-concise-mathematics-class-7-icse-solutions-rational-numbers","status":"publish","type":"post","link":"https:\/\/icsesolutions.com\/selina-concise-mathematics-class-7-icse-solutions-rational-numbers\/","title":{"rendered":"Selina Concise Mathematics Class 7 ICSE Solutions Chapter 2 Rational Numbers"},"content":{"rendered":"

Selina Concise Mathematics Class 7 ICSE Solutions Chapter 2 Rational Numbers<\/h2>\n

Selina Publishers Concise Mathematics Class 7 ICSE Solutions\u00a0Chapter 2 Rational Numbers<\/strong><\/p>\n

ICSE Solutions<\/a>Selina ICSE Solutions<\/a>ML Aggarwal Solutions<\/a><\/p>\n

APlusTopper.com provides step by step solutions for Selina Concise ICSE Solutions for Class 7 Mathematics. You can download the Selina Concise Mathematics ICSE Solutions for Class 7 with Free PDF download option. Selina Publishers Concise Mathematics for Class 7 ICSE Solutions all questions are solved and explained by expert mathematic teachers as per ICSE board guidelines.<\/p>\n

Selina Class 7 Maths ICSE Solutions<\/a>Physics<\/a>Chemistry<\/a>Biology<\/a>Geography<\/a>History & Civics<\/a><\/p>\n

EXERCISE 2 (A)<\/strong><\/span><\/p>\n

Question 1.<\/strong><\/span>
\nWrite down a rational number whose numerator is the largest number of two digits and denominator is the smallest number of four digits.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\nLargest two digit = 99
\nSmallest, number of four digit = 1000 Now numerator = 99 and denominator = 1000
\n\u2234 Rational number = \\(\\frac { 99 }{ 1000 }\\)<\/p>\n

Question 2.<\/strong><\/span>
\nWrite the numerator of each of the following rational numbers:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 3.<\/strong><\/span>
\nWrite the denominator of each of the following rational numbers:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 4.<\/strong><\/span>
\nWrite down a rational number numerator (-5) x (-4) and denominator (28 – 27) x (8 – 5).<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 5.<\/strong><\/span>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 6.<\/strong><\/span>
\nSeparate positive and negative rational numbers from the following :<\/strong>
\n\"Selina
\nSolution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 7.<\/strong><\/span>
\nFind three rational numbers equivalent to<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 8.<\/strong><\/span>
\nWhich of the following are not rational numbers :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 9.<\/strong><\/span>
\nExpress each of the following integers as a rational number with denominator 7 :<\/strong>
\n (i) 5<\/strong>
\n (ii) -8<\/strong>
\n (iii) 0<\/strong>
\n (iv) -16<\/strong>
\n (v) 7<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 10.<\/strong><\/span>
\nExpress \\(\\frac { 3 }{ 5 }\\) as a rational number with denominator:<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 11.<\/strong><\/span>
\nExpress \\(\\frac { 4 }{ 7 }\\) as a rational number with numerator :<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 12.<\/strong><\/span>
\nFind x, such that:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 13.<\/strong><\/span>
\nExpress each of the following rational numbers to the lowest terms :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 14.<\/strong><\/span>
\nExpress each of the following rational numbers in the standard form.<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

EXERCISE 2 (B)<\/strong><\/span><\/p>\n

Question 1.<\/strong><\/span>
\nMark the following pairs of rational numbers on the separate number lines :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 2.<\/strong><\/span>
\nCompare:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"\"
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 3.<\/strong><\/span>
\nCompare:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"v\"
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 4.<\/strong><\/span>
\nArrange the given rational numbers in ascending order :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 5.<\/strong><\/span>
\nArrange the given rational numbers in descending order:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 6.<\/strong><\/span>
\nFill in the blanks :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

EXERCISE 2 (C)<\/strong><\/span><\/p>\n

Question 1.<\/strong><\/span>
\nAdd:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 2.<\/strong><\/span>
\nAdd:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 3.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 4.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 5.<\/strong><\/span>
\nSubtract :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 6.<\/strong><\/span>
\nSubtract :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 7.<\/strong><\/span>
\nThe sum of two rational numbers is \\(\\frac { 11 }{ 24 }\\). If one of them is \\(\\frac { 3 }{ 8 }\\), find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 8.<\/strong><\/span>
\nThe sum of two rational numbers is \\(\\frac { -7 }{ 11 }\\). If one of them is \\(\\frac { 13 }{ 24 }\\), find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 9.<\/strong><\/span>
\nThe sum of two rational numbers is -4. If one of them is \\(-\\frac { 13 }{ 12 }\\) , find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 10.<\/strong><\/span>
\nWhat should be added to \\(-\\frac { 3 }{ 6 }\\) to get \\(-\\frac { 11 }{ 24 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 11.<\/strong><\/span>
\nWhat should be added to \\(\\frac { -3 }{ 5 }\\) to get 2?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 12.<\/strong><\/span>
\nWhat should be subtracted from \\(\\frac { -4 }{ 5 }\\) to get 1?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 13.<\/strong><\/span>
\nThe sum of two numbers is \\(-\\frac { 6 }{ 5 }\\). If one of them is -2, find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 14.<\/strong><\/span>
\nWhat should be added to \\(\\frac { -7 }{ 12 }\\) to get \\(\\frac { 3 }{ 8 }\\)?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 15.<\/strong><\/span>
\nWhat should be subtracted from \\(\\frac { 5 }{ 9 }\\)to get \\(\\frac { 9 }{ 5 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

EXERCISE 2 (D)<\/strong><\/span><\/p>\n

Question 1.<\/strong><\/span>
\nEvaluate<\/strong>:
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 2.<\/strong><\/span>
\nMultiply:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 3.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 4.<\/strong><\/span>
\nFind the cost of 3 \\(\\frac { 1 }{ 2 }\\) m cloth, if one metre cloth costs \u20b9325 \\(\\frac { 1 }{ 2 }\\).<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 5.<\/strong><\/span>
\nA bus is moving with a speed of 65 \\(\\frac { 1 }{ 2 }\\) km per hour. How much distance will it cover in 1 \\(\\frac { 1 }{ 3 }\\) hours.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 6.<\/strong><\/span>
\nDivide:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 7.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 8.<\/strong><\/span>
\nThe product of two numbers is 14. If one of the numbers is \\(\\frac { -8 }{ 7 }\\), find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 9.<\/strong><\/span>
\nThe cost of 11 pens is \u20b93 \\(\\frac { 2 }{ 3 }\\). Find the cost of one pen.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 10.<\/strong><\/span>
\nIf 6 identical articles can be bought for \u20b92 \\(\\frac { 6 }{ 17 }\\). Find the cost of each article.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 11.<\/strong><\/span>
\nBy what number should \\(\\frac { -3 }{ 8 }\\) be multiplied so that the product is \\(\\frac { -9 }{ 16 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 12.<\/strong><\/span>
\nBy what number should \\(\\frac { -5 }{ 7 }\\) be divided so -15 that the result is\\(\\frac { -15 }{ 28 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 13.<\/strong><\/span>
\nEvaluate :<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 14.<\/strong><\/span>
\nSeven equal piece are made out of a rope 5 of 21 \\(\\frac { 5 }{ 7 }\\) m. Find the length of each piece.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

EXERCISE 2 (E)<\/strong><\/span><\/p>\n

Question 1.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 2.<\/strong><\/span>
\nThe sum of two rational numbers is \\(\\frac { -3 }{ 8 }\\). If one of them is \\(\\frac { 3 }{ 16 }\\), find the other,<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 3.<\/strong><\/span>
\nThe sum of two rational numbers is -5. If one of them is \\(\\frac { -52 }{ 25 }\\) , find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 4.<\/strong><\/span>
\nWhat rational number should be added to \\(-\\frac { 3 }{ 16 }\\) to get \\(\\frac { 11 }{ 24 }\\)<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina<\/p>\n

Question 5.<\/strong><\/span>
\nWhat rational number should be added to \\(-\\frac { 3 }{ 5 }\\) to get 2?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 6.<\/strong><\/span>
\nWhat rational number should be subtracted from \\(-\\frac { 5 }{ 12 }\\)to get \\(\\frac { 5 }{ 24 }\\)<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 7.<\/strong><\/span>
\nWhat rational number should be subtracted from \\(\\frac { 5 }{ 8 }\\) to get \\(\\frac { 8 }{ 5 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 8.<\/strong><\/span>
\nEvaluate:<\/strong>
\n\"Selina<\/p>\n

Solution:<\/strong><\/span>
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina
\n\"Selina<\/p>\n

Question 9.<\/strong><\/span>
\nThe product of two rational numbers is 24. If one of them is \\(-\\frac { 36}{ 11 }\\), find the other.<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

Question 10.<\/strong><\/span>
\nBy what rational number should we multiply \\(\\frac { 20 }{ -9 }\\) ,so that the product may be \\(\\frac { -5 }{ 9 }\\) ?<\/strong><\/p>\n

Solution:<\/strong><\/span>
\n\"Selina<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

Selina Concise Mathematics Class 7 ICSE Solutions Chapter 2 Rational Numbers Selina Publishers Concise Mathematics Class 7 ICSE Solutions\u00a0Chapter 2 Rational Numbers ICSE SolutionsSelina ICSE SolutionsML Aggarwal Solutions APlusTopper.com provides step by step solutions for Selina Concise ICSE Solutions for Class 7 Mathematics. You can download the Selina Concise Mathematics ICSE Solutions for Class 7 …<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[3034],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/posts\/22883"}],"collection":[{"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/comments?post=22883"}],"version-history":[{"count":1,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/posts\/22883\/revisions"}],"predecessor-version":[{"id":167764,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/posts\/22883\/revisions\/167764"}],"wp:attachment":[{"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/media?parent=22883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/categories?post=22883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/icsesolutions.com\/wp-json\/wp\/v2\/tags?post=22883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}