Johnny has 27 buttons. he gives away b buttons. choose the expression that shows the number of buttons johnny has left. b, 27, bplus27, or27-b

The volume of the cylinder is 3148 yd cube. What is it's radius?

The bus travels 23 miles in 30 minutes what is the speed of the bus

A recipe calls for 7 1/2 cups of flour. If the recipe is for 3 dozen cookies. How much floud is needed for 11 dozen.

Is anybody good with algebra 2 or trig?

What is 32% in fraction form

Nakida worked 55 days and sold 10 phone plans. Aiesha worked 40 days and sold 8 phone plans. On average, how many phone plans did Nakida sell in one day? On average, how many phone plans did Aiesha sell in one day?

Jill is 7 kilometers away from joe. both begin to walk toward each other at the same time. jull walks at 1.5 kilometers per hour. they meet in 2 hours. how fast is joe walking?

Increase 150km in the ratio 7:5

Express the number using scientific notation: 0.000000067 Select one: O a. 67 x 10-7 O b. 6.7 x 10-7 O c. can not be written in scientific form O d. 6.7 x 10 - 8

In an orchard, for every 5 green apples there are 2 red apples. What is the ratio of green apples to red apples?