Ihad to pay $30 for a two long distance phone call. (a) what was my cost per minute? (b) how much would i have to pay for a 45- minute call?

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?