The ratio of adults to children on a field trip is 2:7. If there are 14 adults on the trip, how many children are there?

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?

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?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?