Question

3 is 40% of what number

Answer 1

3/ (40/100)
= 3* (100/40)
= 7.5

The final answer is 7.5~

Answer 2

7.5

Step-by-step explanation

Let that number be x.

Now proceed as follows,

3 of x is 40%;

This means: 3/x × 100 = 40

(3 × 100)/x = 40

300/x = 40

40x = 300

x = 7.5.