A telemarketer calls people and tries to sell them a subscription to a daily newspaper. On 20% of her calls, there is no answer or the line is busy. She sells subscriptions to 5% of the remaining calls. For what proportion of calls does she make a sale?

Question

Mathematics

Carey

1 June, 11:27

A telemarketer calls people and tries to sell them a subscription to a daily newspaper. On 20% of her calls, there is no answer or the line is busy. She sells subscriptions to 5% of the remaining calls. For what proportion of calls does she make a sale?

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Answers (1)

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Mollie Beasley · Answer 1

Step-by-step explanation:

All calls = A

Remaing calls: R = 20% A

20% = 20/100

So R = 20A / 100

Sales: S = R x 5%

Therefore: S = (20A/100) x 5%

= (100A/100) % = 1%

The answer is 1%