(a) What is 75% of 56?
(b) 12 is 15 % of what number?
(a) 42
(b) 80
(a) To find 75% of 56, you can multiply 56 by 0.75, which represents 75% as a decimal.
Calculation: 56 x 0.75 = 42
Therefore, 75% of 56 is 42.
(b) To find 15% of a number, you can divide the number by 0.15, which represents 15% as a decimal.
Calculation: 12 ÷ 0.15 = 80
Therefore, 12 is 15% of 80.