Chemistry help??Please...Homework help

Question

using dimensional analysis solve this problem,One box of envelope contains 500 envelopes. A case of envelopes contaions 8 boxes cost $30.What is the cost of an envelope in centavoes?Assume $1=P50.00

Answer 1

? centavoes = 1 env @ 1box/500env @ 1 case/8 boxes @ $30/case @50.00 Pesos/$ @ 100 centavos/ Peso

your answer: 37.5 centavos