What is the volume of this square pyramid? it is 9in by 6 in a. 18 cubic inches
b.54 cubic inches
c. 108 cubic inches
d.324 cubic inches

Y=4x^2+x-1 solve using quadratic formula

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

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.