Students are going on a field
trip. a total of 8 vehicles will be
needed for 80 students. each
bus holds 13 students and vans
hold 5 students. find how many
buses and vans were taken.

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?