The volume of wood in a tree (V) varies directly as the height (h) and the square of
the girth (g). If the volume of a tree is 144 cubic meters (m3) when the height is 20meters and the girth is 1.5 meters, what is the height of a tree with a volume of 1000 and girth
of 2 meters?

Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments.which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers