college algebra

x/4 + x/6 = 1Fraction of work done by Sue in x hours + Fraction of work done by Joe in x hours = 1 job completed

Math Word Problem

During a tropical storm, an antenna broke loose from the roof of a building 144 feet high. The antenna's distance, d, in feet above the ground after t seconds is given by d =d -16t^2 + 144.... more

Minimum average

Justin needs a 90 average to receive an A in his history class. The class grade consits of four tests, each weighed equally. If Justin's grades on the first three tests are 79,85 and 92, what is... more

11/18/14

How do you get 85 using only the digits 1,1,1,8,2, and 9?

This is a math question in honor of Mickey Mouse's 85th birthday. We can do whatever operation but only can use these digits ONCE. Please Help!!!!!

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