12 Joãozinho tama un tori lomun calono placa pela bandeira de R$ 0,65 par quilometra nadada
quer in a caso de um amigo que fa a 25 km
obali? Quanto Joãozinho vai gostar de tour
Sagan por una corrida de tap dy
é comportad​

If a boat travels 3 miles in 1.5 hours how far will it travel in 1 hour

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?