kylie worked 40 hours this week. She worked 7/10 of the hours outside and the rest inside. How many hours did he work outside?

You put $2000 in an account with a simple interest rate of 1.5%. how long does it take for the account to earn $60?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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?