a large pipe can fill a pool in six hours, and a smaller pipe can fill the same
pool in nine hours. a drain, which can empty the pool in twelve hours, is
inadvertently left open while the pool is being filled. how long
would it take the two pipes to fill the pool with the drain open?

Write 17/20 as a decimal and as a percent.

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

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?