Is tag~bag if so identify the similarity postulate or theorem that applies

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

A(t)=728(1+0.04)^t how much money did aditya originally invest

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid