Joshua was trying to calculate the mean of his test scores. He did not know what he had scored on each of the first 44 tests but knew that the sum of his scores was 370370. If Joshua scored an 8585 on his fifth test, then what was the mean of all 55 scores?

Arecipe calls for 32 fluid ounces of heavy cream. how many 1 pint containers of heavy cream are needed to make the recipe?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

How many solutions does the nonlinear system of equations graphed bellow have?