SOLUTION: The bus fare between two cities is increased in the ratio 7:9. Find the increase in the fare if:
(i) the original fare is 245
(ii) the increased fare is 207
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Question 1086353: The bus fare between two cities is increased in the ratio 7:9. Find the increase in the fare if:
(i) the original fare is 245
(ii) the increased fare is 207
Found 2 solutions by josmiceli, addingup:
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
I guess what they are saying is:
[ old fare ] / [ new fare ] = 7/9 }}}
(i)
Multiply both sides by
The increase is $70
-----------------------
(ii)
The increase is $46
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
1) 245/1 x 7/9 cross multiply:
(245 x 9)/(1 x 7) = 315 is the new fare
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2) straight multiply, then divide
207/1 x 7/9 = 1449/9 = 161 was the old fare
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