Mary bought refreshments. Sandwiches were $3 each and bottles of water were $1.50 She spent $487.50 on a total of 225 items.

the larger of two numbers is six less than twice the smaller number. if the sum of the number is 42, find the number

Which expressions are equivalent to 3 1/4 - (-5/8)

A square based pyramid with side length 10cm has a lateral area of 80cm squared. What is the slant height of the pyramid?

A tumor originally weighed 34 g. Every day, chemotherapy treatment reduces the size of the tumor by 2.49 g.

A test consist of 10 true or false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each question what is the probability that the student will pass the test?

Convert 5.2 into a fraction

Camila wants to save up $350 for a new phone. She already has $128.85 saved up and she plans to put away $22.25 per week until she has the full amount. What is the best estimate fpr how many weeks it will take camilla to reach her goal

If a 24 oz feeder feeds 21 rabbits a day how many rabbits could you expect a 16 oz feeder to

what is the square root of 175

A 1350 kg car travels at 12 m/s. What is it's kinetic energy