Nola studied for her math test three times yesterday. she studied for 1/4 hours in the morning, 1 3/8 house after school, and 1/2 hours before bed. how long did she study altogether?

What is 20+(5 x 2/5 )+ 3 show your work

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.