Ram’s salary was first increased by 20% and then it was reduced by 10%. Find the percentage change in his salary.

8% decrease

No worries! We‘ve got your back. Try BYJU‘S free classes today!

8% increase

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No change

No worries! We‘ve got your back. Try BYJU‘S free classes today!

12% increase

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B 8% increase
Successive change formula is used.
$Here x = 20, y = - 10$

$x + y + \frac{xy}{100}$

$= 20 - 10 - \frac{20 \times 10}{100} = 8 % Increase (as it is positive)$

Alternative
New salary = 1.2 × (1-0.1) = 1.2 × 0.9 = 1.08 = 8% increase

Suggest Corrections

Similar questions

A man's salary was raised by 10% and then reduced by 10%.Find the percentage change in his salary

Q. Q. Ram’s salary was first increased by 20% and then it was reduced by 10%. Find the percentage change in his salary.

Q. राम के वेतन में प्रारंभ में 20% की वृद्धि की गई और फिर इसमें 10% की कमी की गई। उसके वेतन में प्रतिशत परिवर्तन ज्ञात कीजिए।

Q. Raju's salary was first increased by

10

%, then decreased by

20

%. IF the latest salary is Rs.

17600

, then find his original salary.

Q. Ramu's salary increased by 20% and then decreased by 30%.The effective change in his salary was ₹8560. What is his original salary?

Vignesh joined a company where his first salary was Rs.19000 and then his salary was increased by $10 %$ of his first salary in every month. What was his total earning in one year?

Join BYJU'S Learning Program

Ram’s salary was first increased by 20% and then it was reduced by 10%. Find the percentage change in his salary.

The correct option is B 8% increaseSuccessive change formula is used. Here x = 20, y= −10 x+y+xy100 = 20 − 10 − 20 ×10100 = 8% Increase (as it is positive) Alternative New salary = 1.2 × (1-0.1) = 1.2 × 0.9 = 1.08 = 8% increase

The correct option is B 8% increase
Successive change formula is used.
$Here x = 20, y = - 10$

$x + y + \frac{xy}{100}$

$= 20 - 10 - \frac{20 \times 10}{100} = 8 % Increase (as it is positive)$

Alternative
New salary = 1.2 × (1-0.1) = 1.2 × 0.9 = 1.08 = 8% increase