Q2 of 157 Page 38

Frame and solve the equations for the following statements:
Half of a certain number added to its one third gives 15. Find the number.

Let the number be x

Then according to question,

⇒ x = 18

Hence, the number is 18.

Solve the following equations:

Frame and solve the equations for the following statements:

Sum of three consecutive numbers is 90. Find the numbers.

Frame and solve the equations for the following statements:

The breadth of a rectangle is 8 cm less than its length. If the perimeter is 60 cm, find its length and breadth.

Questions · 157

1. Algebra

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Frame and solve the equations for the following statements:Half of a certain number added to its one third gives 15. Find the number.