A number, on subtracting 15 from it reduces to its 80%. What is 40% of the number ?
A. 75
B. 60
C. 30
D. 90
Answer: Option C
Solution(By Examveda Team)
Let the number = xAccording to the question,
x - 15 = $$\frac{80x}{100}$$
x - 15 = $$\frac{4x}{5}$$
5x - 75 = 4x
x = 75
Required answer
= 75 × $$\frac{40}{100}$$
= 30
Related Questions on Percentage
A. $$\frac{1}{4}$$
B. $$\frac{1}{3}$$
C. $$\frac{1}{2}$$
D. $$\frac{2}{3}$$
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