SOLUTION: Good Evening, I have several different types of word problems that I don't know how to solve. Perhaps you could help me with them? 1. A contractor mixes concrete from bag

Question 60085: Good Evening,
I have several different types of word problems that I don't know how to solve.
Perhaps you could help me with them?
1. A contractor mixes concrete from bags of pre-mix for small jobs. How many bags with 10% cement should he mix with 8 bags of 12.5% cement to produce a mix containing 11% cement?
2. Mardi received an inheritance of $50,000. She invested part at 8% and deposited the remainder in tax-free bonds at 12%. Her total annual income form the investments was $4800. Find the amount invested at 8%
3. Jill is 11 kilometers away form Joe. Both begin to walk toward each other at the same time. Jill walks at 3 kilometers per hour. They meet in 2 hours. How fast is Joe walking?
Thank you
KC
Answer by greenman(5) (Show Source): You can put this solution on YOUR website!
#3. Joe walks 2.5 kilometers an hour.
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