You have 1 case of soap bars and there are 150 bars in a case. you use 300 bars of soap per day. how many cases do you need to order to have enough for 7 days? * 11 12 13 14

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

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?