Jane purchased a prepaid phone card for

$30

. Long distance calls cost

9

cents a minute using this card. Jane used her card only once to make a long distance call. If the remaining credit on her card is

$28.83

, how many minutes did her call last?

Question

Mathematics

Jimena Le

5 January, 23:20

Jane purchased a prepaid phone card for

$30

. Long distance calls cost

9

cents a minute using this card. Jane used her card only once to make a long distance call. If the remaining credit on her card is

$28.83

, how many minutes did her call last?

+5

Answers (1)

Know the Answer?

Lucia Jarvis · Answer 1

She used $1.17 to make the phone call, since 30 - 28.83 is 1.17.

If it costs 9 cents per minute, we can simpy divide 1.17 by 9, which gives us 0.13. That means that her phone call lasted 13 minutes.

Jane purchased a prepaid phone card for$30. Long distance calls cost9cents a minute using this card. Jane used her card only once to make a long distance call. If the remaining credit on her card is$28.83, how many minutes did her call last?

Jane purchased a prepaid phone card for

$30

. Long distance calls cost

9

cents a minute using this card. Jane used her card only once to make a long distance call. If the remaining credit on her card is

$28.83

, how many minutes did her call last?