Is 6.37492797 a rational number

In ΔABC, the measure of angle A is 5° more than 3 times the measure of angle B. Angle C measures 20°less than angle B. Determine the measures of angles A, B, and C.

Find the sales tax on the suit which is sold for $490.50, if the tax is 8%

Ava's game piece is on 36. She wants to capture a chip that is on 72. Can she do it with these change cards? if so, how? If not, explain why not. - 10 + 30 - 1 + 1-2

There are 4 ants on a log. Then 5 ants crawl onto the log. How many ants are on the log now?

Solve for y. 7y - 6y - 10 = 13 y = - 23 y = - 3 y = 3 y = 23

Find the exact value of the following, giving your answers as a fraction. c) 2^-6

A bag contains six marbles: two red, one yellow and three blue. What is the probability of randomly selecting to red marbles in a row assuming the marbles are not put back in the bag after being drawn

How many terms would the expansion of (a-b) 8 have?

Use angle relationships and the diagram at right to write and solve an equation for 4x-5 2x+9

3) A cable company had 595 subscribers. The ratio of regular subscribers to premium subscribers was 8:9. How many regular subscribers did they have?