CBSE Class 7 Mathematics Simple Equations Worksheet Set B

CBSE Clas 7 Maths Worksheet - Simple Equations (2). Revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects based on CBSE and CCE guidelines. Students and parents can download free a collection of all study material issued by various best schools in India. The study material has been carefully compiled by the best teachers in India. The students should practice the questions database to get better marks in examination. Please refer to other links for free download of high quality study material. Based on CBSE and CCE guidelines. Based on the same pattern as released by CBSE every year. Study material for final/ term/ SA1/ SA2 Examinations conducted by various schools affiliated to Central Board of Secondary Education (CBSE) in India and abroad. CBSE Study material has been compiled to help students preparation which will helps the students to concentrate more in areas which carry more marks.

Question. If two complementary angles differ by 20°, find the measure of each angles.
Answer : 35°, 55°

Question. Find 3 odd consecutive numbers whose sum is 27.
Answer : 7, 9, 11.

Question. 6z + 10 = – 2x
Answer : z = –2

Question. Find the multiple of 8, if the sum of two consecutive multiples of 8 is 184.
Answer : 88, 96.

Question. Twice a number when decreased by 7 gives, 15 find the number.
Answer : x = 11

Question. The sum of present ages of Sameer and his father is 54 years. 6 years ago, his father was 6 times as old as his son. Find their present ages.
Answer : 12 years, 42 years

Question. The age of Nishant and Sanjay are in the ratio 4 : 5. Ten years hence the ratio of their ages will be 6 : 7. Find their present ages.
Answer : 20 years and 25 years

Question. The angles of a triangle are (3x)°; (2x + 60)° and (5x – 40)°. Find each angle.
Answer : 48°, 92°, 40°

Question. A number is 2/5 times another number. If their sum is 70, find the numbers.
Answer : 20, 50

Question. 2.8y = 54 + y.
Answer : y = 30

Question. After 12 years. Manoj will be 3 times as old as he was 4 yrs. ago. What is his present age?
Answer : 12 years.

Question. 5x + 0.7 = 2.9
Answer : x = 0.44

Question. 3x – 5 = 0. 5.
Answer : x = 5/3

Question. What is the number which when multiplied by 20 gives the product 120?
Answer : 6

Question. If x = y – 2 and x/y – x+1/y = 1, find x and y.
Answer : y = –1; x = –3.

Question. 0.16 (5x – 2) = 0.4 (x + 1).
Answer : x = 1.8

Question. Two supplementary angles differ by 40°. Find their measure.
Answer : 70°, 110°

Question. A number is as much greater than 21 as it is less than 71. Find the number.
Answer : 46

Question. 7P+8/9 = 9
Answer : P = 73/7

Question. 5x + 3 = 4/3 (1+x)
Answer : x = –5/11

Question. If 2 is subtracted from a number, then tripled, the result is 4 more than the given number. Find the number.
Answer : 5

Question. Find a number which when multiplied by 5 is increased by 80.
Answer : 20

Question. If x = y – 3, find the value of y from the equation y – x-y/3 = 4/5 (y-x)
Answer : y = 7/5

Question. The numerator of a rational number is 7 less than the denominator. If the denominator is increased by 9 and the numerator is also increased by 2, we again get the same rational number. Determine the number.
Answer : 2/9

Question. Find the measure of an angle, if its supplement measures 39° more than twice its complement.
Answer : 39°

Question. A number when added to its half gives 72. Find the number.
Answer : 48

Please refer to attached file for CBSE Clas 7 Maths Worksheet - Simple Equations (2)