Andrew asked every tenth person at the mall how old they are. What type of sample did he form?

A. random sample

B. systematic sample

C. biased sample

D. convenience sample

A 16.5 gallon gasoline tank is one fourth full. How many gallons will it take to fill the tank

Find a real number between 5 and 6

Is 13.7 greater than 0.25

What is the intercept of the line y=-1/4x+3

James counts the hair colors of 22 people in his class, including himself. He finds that there are 4 people with blonde hair, 8 people with brown hair, and 10 people with black hair.

Mr. Santos is carpeting his living room. The room measures 21 feet by 15 feet. The carpeting costs $9 per square foot. How much carpeting will he need (in square feet), and how much will it cost?

What is the value of 5 to the 4th power over 5 to the 5th power

Which equation is true? - A. (6 + 2) + 7 = 6 + (2 + 7) B. (6 - 2) - 7 = 6 - (2 - 7) C. (6 - 2) + 7 = 6 - (2 + 7) D. (6 = 2) = 7 = 6 - 12 = 7)

Suppose your drawl card from the set of cards, record the letter, return the card to the set, and shuffle the cards. You can repeat this experiment and 22 times.

What is 9X-5X simplified