the cost of a phone call lasting 3 minutes 30 seconds was 52.5p. What was the cost of a call lasting 5 minutes 20 seconds?

Question

Алгебра: the cost of a phone call lasting 3 minutes 30 seconds was 52.5p. What was the cost of a call lasting 5 minutes 20 seconds?​

ЛераКоролёва13 · Answer

ответ: 80p, или 82,7p...

the cost of a phone call lasting 3 minutes 30 seconds was 52.5p. What was the cost of a call lasting 5 minutes 20 seconds?​