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

What's 2 divided by 531

A large box of crayons holds 60 crayons. There are 10 crayons in each row. How many rows are there

Is 5.16 grater than 5.165

The swimming pool at Spring Valley High School is a rectangle with a width of 75 meters and a length of 35 meters. Around the perimeter of the pool is a tiled floor that extends w meters from the pool on all sides.

Two squares are drawn. the smaller square has an area of 256 square meters. the areas of the two squares have a ratio of 4:9. what is the side length s of the larger square.

Write a recursive formula and an explicit formula for the following arithmetic sequence. 61, 58, 55, 52, 49, ... a1= an=

Express 754,000,000 in scientific notation

Diego is buying envelopes sold in boxes of 100. He has 200 envelopes, but he needs a total of 500

Two cards are drawn from a deck of 52 determine whether the events are independent or dependent.

The expression 6 to the 3rd power times 4 to the 2nd power is equivalent to which of the following numerical expression