Janice has decided to buy a computer for her son. so far, she has $450 in the back. the computer costs $1372. if she can afford $25 per week, when will she have the money? (round up to the nearest week.)

Which expression will have the same sum as 3_8 + 1/4?

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)