30% of a number exceeds 25% of the same number by 27. What is the value of the number?
A) 540 B) 270 C) 108 D) 90
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Answer:
Step-by-step explanation:
Let, the number be x
30%of x is 30x/100 = 0.3x
25%of x is 25x/100 = 0.25x
Given,30% of a number exceeds 25% of the number by 27
0.3x = 0.25x + 27
0.3x-0.25x =27
3x/10 - 25x/100 = 27
30x-25x/100 = 27
5x/100 = 27
1x/20 = 27
1x = 27 ×20
x =540
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