2. Cris uses the equation c=4h+8 to find the total cost, C, in dollars, of renting a bike for h hours. If Chris does not spend more than $52, what is the maximum number of hours she can rent a bike?

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?

Use stokes' theorem to evaluate c f · dr where c is oriented counterclockwise as viewed from above. f(x, y, z) = xyi + 5zj + 7yk, c is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 81.