Leanne can clean a fish tank in 30 minutes. karl can clean a fish tank in 20 minutes. if they work together, how many minutes does it take them to clean a fish tank? (2 points)

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.