Q1. Find two numbers such that one of them exceeds the other by 9 and their sum is 81.
Q2. The number of boys in a school is 334 more than the number of girls. If total strength of the
school is 572, find the number of girls in the school.
Q3.If a number is tripled and the result is increased by 5, we get 50. Find the number.
Q4. Solve each of the following equations:
i) 3x – 5 = 7
ii) 3 + 2x = 9
iii) 5x – 8 = 2x – 2
iv)8 – 7y = 1
v) z / 7 = 8
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