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Question

A mobile operator charges 0.15 per minute for local calls and 0.23 per minute for long distance calls. Which expression gives the total cost in rupees for "x" minutes of local calls and "y" minutes of long distance calls?

A
(0.15x+0.23y)
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B
(0.15x0.23y)
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C
0.38(x+y)
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D
0.28xy
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Solution

The correct option is A (0.15x+0.23y)
Given, the charges for local and long distance calls are 0.15 per minute and 0.23 per minute respectively.

Total minutes of local call = x
Total minutes of long distance call = y

The required algebraic expression is (0.15x+0.23y)

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