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 6% of the remaining calls. For what proportion of calls does she make a sale?

Answer:[tex]4.8\%[/tex]Step-by-step explanation:We are given that 20% of her calls, there is no answer or the line is busy. So, remaining calls = 100% - 20% = 80%Now we are given that She sells subscriptions to 6% of the remaining callsSo, she make a sale of calls = [tex]6\% \times 80\%[/tex]                                              = [tex]\frac{6}{100}\times \frac{80}{100}[/tex]                                              = [tex]\frac{6}{125}[/tex]                                              = [tex]\frac{6}{125} \times 100[/tex]                                              = [tex]4.8\%[/tex]Hence she make a sale of [tex]4.8\%[/tex] calls .