What perfect squares does the square root of 10 lie between

Will give brainliest summations with algebraic expressions image shown

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?

What is the slope of the line that contains the points (-2,1) and (0,-3)