Question:
The salary of an employee was first increased by 10% and thereafter decreased by 7%. What was the change in his salary?
A4.5% increase
B2.3% decrease
C5.6% decrease
D2.3% increase
Answer:
D. 2.3% increase
Explanation:
(100+10) (100-7)/100 = (110x93)/100 = 1023/10 = 102.3 102.3 - 100 = 2.3% increase