(72*78*85*90*90)/(68*84*91*108) (There's an easier way than multiplying out the giant products 72 78 85 90 98 and 68 84 91 108)HOW?!

Me #1 using vocabulary words, including the word “congruent”, state why the measure of angle d is 120 degrees. #2 what is the measure of angle e and why?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

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?