The scale of a drawing is 1 unit : 6 feet. If the length of the model is 4 units and the width is 2.5, what is the length and width (dimensions) of the actual building?

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?