A boat travels at 12 mph in still water. It can travel 18 miles upstream in the same time that it can travel 24 miles downstream. What is the current?

0002077 in scientific notation

Simplify the expression. 3a-9b

A tree 11 feet high grows at the rate of 3 feet each year. How many years will it take for the tree to grow to a height of 29 feet?

Based on a study of the nations of the world, a researcher finds that wealthier nations generally have a greater percentage of the population employed in the public sector than do less fortunate nations. He claims that this relationship is causal; i.

Tina wants to save money for school. Tina invests $400 in an account that pays an interest rate of 7.5%. How many years will it take for the account to reach $8,500? Round your answer to the nearest hundredth.

How do you write 81,271 in words

A sheet of plywood is 3/4 in thick. how many inches of plywood are in a stock of 9 in high

Fundraiser sold tickets at fixed price for$70. A few more were sold to cover extra expenses. After selling 10 tickets, they still had net loss of$800. Let P represent net profit when they have sold 'n' tickets.

The price Regina pays to visit the vet's clinic is calculated according to the formula 20 + 50n. Here (n) is the number of times she visits him in a year. This time it was 2. What was the cost of his visit

Jorge is baking cookies. The recipe makes 144 cookies. If Jorge and his 5 friends want to divide the cookies evenly, how many cookies will each person get?