A phone compant uses the expression 1.25 + 0.10m to calculate the cost of a phone call that lasts m minutes.
What is the cost of a call that last 20 minutes?
1 answer
1.25 + (0.10 * 20) = ?
What is the cost of a call that last 20 minutes?
1 answer
1 answer
1 answer
1 answer
1 answer