Question

31.68 is 45% of what number?

Answer 1

31.68 is 45% of 70.4

n * 0.45 = 31.68
divide both sides bu 0.45

n=70.4

Answer 2

Answer: The required number is 70.4.

Step-by-step explanation: We are given to find the number of which 31.68 is 45%.

Let x be the required number.

Then, according to the given information, we have

`45\%* x=31.68\\\\\Rightarrow (45)/(100)* x=31.68\\\\\Rightarrow x=(3168)/(45)\\\\\Rightarrow x=70.4.`

Thus, the required number is 70.4.