Iknow the answer but i don’t know how to set it up

What is the total area of the figure?

If a is a nonzero real number then the reciprocal of a is

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?