Question:
The difference between 75% of a number and 20% of the same number is 378.4 . what is 40 % of that number ?
A275.2
B274
C267.2
D266
Answer:
A. 275.2
Explanation:
let the no be x 75%of x- 20%ofx=378.4 55%of x=378.4 x = 3784/10 * 100/55 x =688 40% of 688 40/100 *688= 275.2