two weeks ago, James bought 3 cans of tennis balls. last week, he bought 4 cans of tennis balls. the tennis balls cost d dollars per can. If spent a total of $15.75, how much does a single can of tennis balls cost?

A store sells hair bows in packs of 6, 12, 18, or 24 bows. Val buys a pack of hair bows for $6, and each hair bow in the pack costs 25 cents. The equation below can be used to determine h, the number of hair bows in each pack.

Daniel is giving out all of his elephants to people. Overall, 28 men and 37 women showed up. Each man received the same number of elephants; ditto with women ... What is the largest number of elephants which Daniel could have?

What is the quotient and remainder of - 10 divided by 83

What percent of 600 is 220? Round to the nearest 100th, if necessary.

You are making a blueprint of your bedroom and you plan to use a scale factor of 1/4. The actual width of your room is 13 feet and the actual length of your room is 11 feet. Determine the width and length of your room on the blueprint.

What is the end behavior of the function f (x) = 2x^4 + 3x^3 - 9x^2 + 65x - 586?

I'm trying to solve 2x^2+3x=2

Suppose that a company claims that its batteries last 240 hours on average. It took many large samples, and each time the mean number of hours was outside the 95% confidence interval.

Sam added two fractions together and got 7/8 as the answer. Write down two fractions that Sam could of added.

A sign language club made $627.50 from selling popcorn at a festival. The popcorn cost the club $95.00. Which expression represents the amount of money that was raised for each member of the club?