Lucy had a sum of money. She spent an equal amount of money daily. At the end of the tenth day, she was left with
37 of her money. At the end of the thirteenth day, she was left with $117. How much money did she have at first?
Fraction of amount of money spent in 10 days
= 1 -
37 =
47 Fraction of amount of money spent in 1 day
=
47 ÷ 10
=
47 x
110 =
235 Fraction of amount of money spent in 13 days
= 13 x 235
=
2635 Fraction of amount left after 13 days
= 1 -
2635=
9359 u = 117
1 u = 117 ÷ 9 = 13
Total amount that Lucy had at first
= 35 u
= 35 x 13
= $455
Answer(s) $455
