Mark purchashed 3 giant jawbreakers at 75cents each. he also bought 1/4 pound of hot tamales. which sell for $2.76 a pound. he gave the clerk a $5 bill. how much change did mark recieve? Whith his change, mark decided to buy 1/2 pound of m&ms at $3.24 a pound. how much money does mark have left?

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?