In a sample of students, 12 out of 24 students in a class wanted a sandwich for lunch. Using the data from the sample, predict how many students would want sandwiches for lunch in a school of 400. A 200
B 250
C 300
D 100

Find the domain of the following expression: 1/(√x)-2

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.