Question

EXERCISE 8.2
1. A man got a 10% increase in his salary. If his new salary is: 1,54,000, find his
original salary​

Answer 1

Answer:

Let the salary before the increment be Rs.100. Then,

Increase in salary =Rs.10

∴ Increased salary =Rs.(100+10)=Rs.110

If increased salary is Rs. 110, original salary =Rs.100

If increased salary is Rs. 154000, original salary =Rs.( 100/110 ×154000)=Rs.140000

Hence, the salary of the man before increment was Rs.140000.

Step-by-step explanation:

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Answer 2

Answer:

Hence original salary is Rs. 1,40,000

Step-by-step explanation:

Let original salary be Rs.100.

Therefore New salary i.e., 10% increase

= 100 + 10 = Rs.110

New salary is Rs.110, when original salary = Rs.100

New salary is Rs.1, when original salary =

New salary is Rs.1,54,000, when original salary = = Rs.1,40,000

Hence original salary is Rs. 1,40,000

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