Question
Jane spends 1/3 of her money on snacks and 2/5 on a book. She remained with $60.00. how much money had Jane.?
Answers
jenny
use branching method or model. I think the answer is $90. 1u is 15.
I am not so sure.
I am not so sure.
Reiny
or basic algebra ....
let her total amount of money be x
x - (1/3)x - (2/5)x = 60
multiply all terms by 15
15x - 5x - 6x = 900
4x = 900
x = 225
Jane had $225
check:
snacks = (1/3)(225) = 75
book = (2/5)(225) = 90 , expensive book!
amount left = 225-75-90 = 60
let her total amount of money be x
x - (1/3)x - (2/5)x = 60
multiply all terms by 15
15x - 5x - 6x = 900
4x = 900
x = 225
Jane had $225
check:
snacks = (1/3)(225) = 75
book = (2/5)(225) = 90 , expensive book!
amount left = 225-75-90 = 60