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need helppppp

by sohaib_iba » Wed Jun 02, 2010 6:03 am
John's salary was increased by 25% in the first year, and by 20% in the second year. By what percent should his salary be increased in the third year so that it becomes twice its initial value.

A) 10%
B) 20%
C) 25%
D) 33.33%
E) 55%
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by liferocks » Wed Jun 02, 2010 6:16 am
let the initial salary be 100
after first year it become 125
after second year it become 150

after 3rd year it become 200
so increment in third year is (200-150)/150 or 1/3 or 33.33%

Ans option D
"If you don't know where you are going, any road will get you there."
Lewis Carroll
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