kanu ezinwanne

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Questions

The following questions were asked by visitors named kanu ezinwanne.

The charge for telephone calls T is partly constant and partly varies with the number N of units of call. The bill for 420 units of call is N806, while the bill for 200 unit is N410 A. Obtain the charge per unit of calls
2 years ago

Answers

The following answers were posted by visitors named kanu ezinwanne.