21 is 80% of what number

26.25

Step-by-step explanation:

21 is 80% of 26.25

Hopefully this helps :3 Sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~

80% of 26.25 is 21. 100% of 26.25 is 26.25, therefore 80 percent of 26.25 equals 21. To learn how to solve 21 is 80 percent of what Number, see the step by step instructions below.

Step-by-step explanation:

Following shows the steps on how to derive this formula

Step 1: If 80% of a number is 21, then what is 100% of that number? Setup the equation.

% = %

Step 2: Solve for Y

Using cross multiplication of two fractions, we get

80Y = 21 x 100

80Y = 2100

Y = = 26.25

its c or d   take a lucky guess my dude

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.