Exercise 13A
Question 1
Write the following phrases using symbols.
| S.No | Using Words | Using Symbols |
| (i) | 8 more than p | |
| (ii) | The sum of p and q | |
| (iii) | 13 Less than x | |
| (iv) | 10 times a | |
| (v) | three-fourths of a | |
| (vi) | p divides by q | |
| (vii) | t is greater than 12 | |
| (viii) | 30° less than current temperature t°C |
Question 2
Write the following phrases using symbols.
| S.No | Using Words | Using Symbols |
| (i) | 18 Less than 6 times a | |
| (ii) | 9 times the sum of a and 7 | |
| (iii) | Thrice the number a increased by b | |
| (iv) | 15 times the number p plus four | |
| (v) | 25 less than 4 times q | |
| (vi) | 6 times a less than the quotient of b by 4 | |
| (vii) | The square of the sum of a and b |
Multiple Choice Question (MCQ)
Tick (✔) the correct option.
3. The perimeter of an isosceles triangle with each of the equal sides as $x \mathrm{~cm}$ and third side as $y \mathrm{~cm}$ is :
(a) $x+2 y$
(b) $2 x+y$
(c) $2 x-y$
(d) $x+y$
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