Question

the salary of a person was increased by 15%. if his salary now is 9936, what was his initial salary​

Answer 1

Answer:

8640

Step-by-step explanation:

Let initial salary be x.

now as his salary has been increased by 15% hence now his salary is equal to:

115/100 X x = 115x/100

115x/100=9936

9936X100/115=x

x=8640

Answer 2

Answer:

Let the initial salary be x

ATQ

$x + \frac{15}{100} x = 9936 \\ \frac{100x + 15x}{100} = 9936 \\ \frac{115x}{100} = 9936 \\ 115x = 9936 \times 100 \\ x = \frac{993600}{115} = 8640$

The initial salary was Rs 8640

Step-by-step explanation:

Hope it helps....