A dealer bought 3 gross buttons at $.38 a dozen. He sold the buttons at 5 cents each. How much was his profit per gross? (12 dozen equals one gross)

Which graph correctly represents 5/2x-y< 3

There are 34 dogwood trees and 39 maple trees currently in the park. Park workers will plant more dogwood trees today. When the workers are finished there will be 67 dogwood trees in the park. How many dogwood trees did the workers plant today.

There is a spinner with 12 equal areas, numbered 1 through 12. If the spinner is spun one time, what is the probability that the result is a multiple of 4 or a multiple of 6?

What is the value of 3ab + 5b - 6 when a=-1 and b=3

What is 33 divided by 2244

The printer charges $4 per book to print it, and you spent $3500 on advertising. you sell the book for $15 a copy. How many copies must you sell so that your income from sales is greater than your total cost?

A roller coaster can accommodate 346 rider in 20 minutes. How many riders could ride in 90 minutes?

You have $12 to buy five goldfish for your new fish tank. Write and solve an inequality that represents the prices you can pay per fish.

Adam has 16.45 kg of flour, and he uses 6.4 kg to make hot cross buns. The remaining flour is exactly enough to make 15 batches of scones. How much flour, on kg, will be in each batch of scomes?

Rebecca has 30 paintings to sell. the amount of money rebecca makes from selling x paintings is represented by a function.