SOLUTION: 1. David wants to purchase a new guitar. The cost of a guitar is $299. David has saved $42 for his new purchase. His parents are willing to give him three times what he has saved.

Question 1160224: 1. David wants to purchase a new guitar. The cost of a guitar is $299. David has saved $42 for his new purchase. His parents are willing to give him three times what he has saved. On the weekends, David cuts lawns for $20 an hour. How many more hours will David have to work until he has enough money to purchase his guitar?
2. Donna, Chris, and Austin have a total of $93 in their wallets. Donna has $7 more than Chris. Austin has 3 times what Donna has. How much money do they have in their wallets?
3. Ryan has 805 pesos in his pocket consisting of 1-peso coins, 5-peso coins and 20-peso bills. He has
17 more 5-peso coins than 1-peso coins. He also has 6 fewer 5-peso coins than 20-peso bills. How much 1-peso coins, 5-peso coins and 20-peso bill does he have in his pocket?
4. Edgar invests his savings in two ways; some goes into a corporate bond paying 14 % and $12,000 more than three times as much goes into a municipal bond fund paying 3%. If his total annual interest from two investments is $11,860, how much is invested in each?
5. Mark has 300 pesos on his coin purse consisting 5-peso coins and 10-peso coins. The total number
of coins is 39. How many 5-peso coins and 10-peso coins are there in his coin purse?
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Answer by ikleyn(52794) (Show Source): You can put this solution on YOUR website!
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