Mrs. Sweet made a pie. She gave​ ½ ​of the pie to her son and ​¼ ​of the pie to her daughter. How much pie did she give away altogether? Put your answer in the box. Show your work.

What is the the greatest common factor ?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

Problem 3 a bank charges a service fee of $7.50 per month for a checking account. a bank account has $85.00. if no money is deposited or withdrawn except the service charge, how many months until the account balance is negative