The cost of a cup of tea is t cents. The cost of a cup of coffee is (t + 5) cents. The total cost of 7 cups of tea and 11 cups of coffee is 2215 cents. 7 Find the cost of one cup of tea.

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Dharmendra Mishra asked Feb 6, 2022

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The cost of a cup of tea is t cents.

The cost of a cup of coffee is (t + 5) cents.
The total cost of 7 cups of tea and 11 cups of coffee is 2215 cents.
7
Find the cost of one cup of tea.

Mathematics
college

Dharmendra Mishra asked Feb 6, 2022

by Dharmendra Mishra

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Explanation:

The cost of a cup of tea is t cents.

The cost of a cup of coffee is (t + 5) cents.

The total cost of 7 cups of tea and 11 cups of coffee is 2215 cents.

Therefore,

7t+11t+55=2215

18t=2160

t=120

Troi answered Feb 11, 2022

by Troi

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