What variation is this? will give brainliest

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

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?