Question

In the group of 2000 people 40 persent reads science and 30percent reads maths.If 100 people read both then how many people don't read both​

Answer 1

Answer: 500 people don't read both.

Explanation:

1. 30% of 2,000 = 600 people read math.
2. 40% of 2,000 = 800 people read science.
3. 800 + 100 + 600 = 1,500 people either read science, math, or both.
4. 2,000 - 1,500 = 500 people don't read math and science.