The test scores for the writing class can be approximated by normal distribution what is the max score can be in the bottom 20% and between what 2 values do the middle 60% lie

Which verbal expression best describes the algebraic expression 3x ÷ 5? the quotient of three times some number and five the product of some number and five divided by three the quotient of three and some number times five the sum of three and some number divided by five