A scale model of a building is 3 inches tall. If the building is 90 feet tall, find the scale of the model.

a. 1in: 20ft

c. 1:25

b. 1ft: 20in

d. 1 in: 30ft

In which direction must the graph of f (x) = |x| be shifted to produce the graph of g (x) = |x + 4|?

How do you solve (x-5) ^2-4 (x-5) - 21=0

Factor 12x-54 using gcf

Suppose some country had an adult population of about 46 million, a labor-force participation rate of 75 percent, and an unemployment rate of 8 percent. How many people were employed?

The population density of ground crickets at oldmill farm is about 15 per square meter. assuming that the crickets are randomly distributed, about how many crickets would you expect to find in a rectangular section of land that is 6 meters * 2

After school Chase spends 20 minutes reading 30 minutes practicing the piano 15 minutes cleaning his room and 40 minutes doing his homework. Chase is busy for 105 minutes. What fraction of the time does he's spend cleaning his room

What is the prime factorization of 45? 3*3*5 2*3*3 5*9

Factor this trinomial completely. 2x^2 + 10x + 8

What is six defrent two digit numbers that have mean of 20

5 inches equals how many centimeters