Sugar-free gum contains 40% less calories than regular gum. if a piece of regular gum contains 40 calories , how many calories does a piece of sugar gum contain?

24 calories because

40/100*40 calories = 16 calories

40-16=24 calories

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step-by-step explanation:

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b