Question

A clerk receives annual salary of ₹72720 in the year 2016 , this is 20% more than his salary in 2015 . what was his salary in 2015

Answer 1

Let the salary in 2015 be x
$x \times \frac{(100 + 20)}{100} = 72720 \\ x \times \frac{120}{100} = 72720 \\ x \times 1.2 = 72720 \\ x = \frac{72720}{1.2} = 60600$
His salary in 2015 was Rs60600

Answer 2

hey there !

clerk receives salary in 2016 = 72720 rupees .

now ,

20% of his salary = 72720/100 × 20 = 14544

now ,

the salary of clerk in 2015 = salary In 2016- 20% of salary of 2016

salary in 2015 = 72720 - 14544 = 58176 rupees

hence his salary in 2015 was rs 58176

hope it helps !!

be brainly. ♥