Please help me with this question

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

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.

idk

step-by-step explanation:

answer. d.289 hope that