hbnnvhs hbnnvhs

20-06-2017
Mathematics

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The usual toll charge over a bridge is $1.50. If you purchase a special sticker for $10.50, the charge is $0.80. At least how many trips through the tunnel are needed before the sticker would cost less than the toll charge?

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Jonathank Jonathank

22-06-2017

I believe a minimum of 7 trips over the bridge is required.

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