Question

a long distance telephone carrier charges $1.38 for international calls of one minute or less and $0.36 for each additional whole minute. Find the cost of a 7-minute call. Explain.

Answer 1

$3.54 for 7 mins call.

Explanation:

First minute charges: $1.38

Remaining six minutes charges: $0.36*6 = $2.16

Total charges= $2.16 + $1.38 = $3.54