Sixty-five percent of what number is 32.5? 21.125 140 30 50

For this case we can raise a rule of three:

x ---------------> 100%

32.5 ---------------> 65%

Where the variable "x" represents the number we want to find:

So, the number is 50.

Option D

1/800 is the right answer

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.