Find the sum of the first 8 terms of the geometric series with a1=4 and r=3

What is the difference between rate and unit rate

Tan x (degrees) = 0.3 what is the value of x?

What is the answer for this equation-18-6k=6 (1+3k)

There are 7 people in his family if each burger weighs 3/4 of a pound how much ground beef should john buy

In a raffle, Scott buys 10 tickets and his friend Tom buys 6 tickets. If there are 80 tickets sold, what is the probability that Scott or Tom will win?

A chemist is using 364 millimeters of a solution of acid and water. if 16.8% of the solution is acid, how many millimeters of acid are there?

Harriet plans to file using Single federal income tax return with her husband. Together, they made $145,000 last year. They also received $500 in interest from a CD they own together. They have no children.

Two identical rubber balls are dropped from different heights. Ball 1 is dropped from a height of 148 ft, and ball 2 is dropped from a height of 203 feet.

If 4+6+7=242854 6+6+7=364217 6+7+8=424828then 7+5+8=?

the numbers 30 to 74 are in a hat. If the probability of drawing a multiple of 2 is 23/45. What is the probability of not drawing a multiple of two?