What is the number which needs to be added to 20% of 460 to have the sum as 70% of 920?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 552.
Let's the number = x
According to the question:
x + 460 × 20/100 = 920 × 70/100
x + 92 = 644
x = 644 - 92
x = 552