A retailer buys a radio from the wholesaler for $75. he then marks up the price by 1/3 and sells it at a discount of 20%. what was his profit on the radio?

If 4 liters of motor oil cost $3.88, what is the price for 1 liter?

An average rate of change of 2 and has a value of 0 when x=-1

In order to find the density of a rock, Michael needs to find the volume of the rock. Michael has a container in the shape of a rectangular prism. The base of the container is 20 cm long and 10 cm wide. The height of the container is 12 cm.

Find the maximum or minimum of the following quadratic function: y = x2 - 2x - 48.

Which is the graph of the linear equation x - 2y=6

A floor mat of dimensions 459cm and 355 cm was cut into square shaped door mats and it was seen that a piece of 9cm by 5 cm is left. What is the maximum length of door mats

Which fractions add together to make 11/5

Trip has 15 coins worth 95 cents four coins are worth twice as much as the rest. Construct a math argument to justify the conjecture that Trip has 11 nickels and 4 dimes.

The ratio of boys and girls at the park 9 to 6 and there were 45 boys how many girls are there?

The cane family drove for one hour and 15 minutes and I arrive at the camping spot at 3:44 PM what time did they came family start driving