Question

sugar-free gum contains 40% fewer calories than regular gum. if a piece of regular gum contains 40 calories, how many calories do a piece of sugar-free gum contain

Answer 1

16%
40*40/100 =16%
sugar free gum contain 16% calories....

Answer 2

$\bf\huge{24\:Grams}$

Let the amount of calories present in sugar-free gum be $\bf{x}$

According to the Question,

$x = 40 - (40\% \: of \: x)$
$= > x = 40 - ( \frac{40}{100} \times 40) \\ = > x = 40 - (4 \times 4) \\ = > x = 40 - 16 \\ = > x = 24$

Hence, the Sugar free gum contains 24g of Sugar.