If u buy something for $1 and sell it for $7, what is the markup percentage?

One hose can fill a small swimming pool in 90 minutes. a larger hose can fill the pool in 60 minutes. how long will it take the two hoses to fill the pool working together?

Russ has a car that averages 9.8 miles per gallon while Mike's car averages 39.2 miles per gallon. How does Mike's mileage compare to Russ's

You are cryogenically frozen and wake up in 3019. There are many robots in the future. We know the following facts: • Robots cannot reproduce by themselves, but humans can build robots.

What's 53.07 rounded to the nearest whole number

The big bike shop has skates 15% off the regular price. the regular price is $89.

Fill in the table. Input Values = 1, 3, 5 Rule: add 2 Input Output

Use the following scenario to answer the question: A bag contains 5 green marbles, 4 red marbles, 7 blue marbles, and 9 yellow marbles.

Karri puts $1600 into an account that does not earn any interest. Every month after that, she deposits the same amount of money. This sequence represents her account balance for the first few months. $1600, $1900, $2200, ...

Shelley made five more sales calls than Clark. Shelley and Clark made a total of 33 sales calls. How many sales calls did each make?

17 cm a minute to miles per hour