Question

Lucy purchased a prepaid phone card for 15. Long distance calls cost 9 cents a minute using this card. Lucy used her card only once to make a long distance call. If the remaining credit on her card is $10.68, how many minutes did her call last?

Answer 1

?

Answer 2

if the remaining is $10.68 she used $4.32 on her call. so if each minute costs 9 cents, you have an equation like \[$0.09(min) = $4.32\]

Answer 3

thanks bruh!

Answer 4

no problem