# The number of members of a club is increased by 10% every year. If the initial number of the members is 500, then what will be the number at the beginning of the third year? - Mathematics

MCQ

The number of members of a club is increased by 10% every year. If the initial number of the members is 500, then what will be the number at the beginning of the third year?

• 610

• 615

• 620

• 605

#### Solution

605

Explanation:

No. of Members initially = 500

Increasing Rate = 10% per year

Time = 2 year

No. of people after 2 years = "P"[1+"r"/100]^2

"A"=500[1+10/100]^2=500xx121/100

= 605

Concept: Simple and Compound Interest
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