SOLUTION: - By taking a foreign language, students increased their vocabulary by 160 percent. If those who did not take a foreign language knew 3250 words, how many words did the foreign lan

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Question 886520: - By taking a foreign language, students increased their vocabulary by 160 percent. If those who did not take a foreign language knew 3250 words, how many words did the foreign language students know?
- Ben drove the first part of his trip at an average speed of 40 mph. After his car broke down he finished his trip by bus at an average speed of 60 mph. If the total trip took 9 hours and covered 480 miles, how many miles did he travel by bus?

Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
I will do the first problem and not the second problem. The first problem is interesting but something seems wrong with it. The second problem is a Travel rate,time,distance kind and belongs in a different request.

Let p = how much vocabulary before the increase produced by foreign language classes. Taking foreign languages produced , the count of vocabulary. The typical student who took no foreign language knew words. If you expect a clear value, then the problem description is deficient.

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