If 13 key chains cost $38.35, what is the cost of 20 key chains?

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You are ordering $279 of goods from a vendor. The vendor offers a 3% discount for payment within 30 days. Assume that you will take advantage of this discount. Shipping is $10. What is the total amount of the order?

A parachutist's rate during a free fall reaches 162 kilometers per hour. What is this rate in meters per second? At this rate, how many meters will the parachutist fall during 20 seconds of free fall? Don't round answers.

I'm testing out of geometry anyone know good websites / channels to use?

Which of the following represents "a number less ten is twenty-two"? a. 10-N=22 b. N-22=10 c. N-10=22

BD is a diameter of circle O. If m∠ACB = 30°, what is m∠DBA?

Goran caught a 3 pound fish. How much did it weigh in ounces?

Mr shen likes for his homework assignment to have 2 addition problems for every 3 subtraction problems

Hank estimated width of the door to his classroom in feet. what is a reasonable estimate?

List all the prime numbers between 7 and 35