James will need 180 cubic feet of concrete. the concrete mix delivery truck driver wants the order in cubic yards. how many cubic yards will james need to order?

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Of the 50 us states 4 have names that start with the letter w