SOLUTION: 20. Todd has 48 words to spell for a puzzle. As an incentive, his mother offers to pay him 10 cents for each word he spells correctly, if Todd will pay her 6 cents for each word h

SOLUTION: 20. Todd has 48 words to spell for a puzzle. As an incentive, his mother offers to pay him 10 cents for each word he spells correctly, if Todd will pay her 6 cents for each word h

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Question 839910: 20. Todd has 48 words to spell for a puzzle. As an incentive, his mother offers to pay him 10 cents for each word he spells correctly, if Todd will pay her 6 cents for each word he spells incorrectly. If Todd makes $1.92, how many words does he spell correctly?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
w+r=48,
10r-6w=192
r = 30 right, w = 18 wrong
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