Which weights are within 2 standard deviations of the mean? Select three options.

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

Devonte is balancing his checking account. his account statement does not include a deposit of $107.00 that he made on november 1st. what is devonte’s actual account balance?

Harry the hook has 7 1/3 pounds of cookie dough.she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?