Ruth and Alison shared a sum of money in a ratio 4 : 7. Alison received 60 dolla more than Ruth. Alison gave 35 dolla to Ruth. Find a new ratio of the amount of money Ruth had to amount of money Alison had in the end.

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Mathematics

Azkaban

Today, 06:07

Ruth and Alison shared a sum of money in a ratio 4 : 7. Alison received 60 dolla more than Ruth. Alison gave 35 dolla to Ruth. Find a new ratio of the amount of money Ruth had to amount of money Alison had in the end.

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Bryant Fleming · Answer 1

4:7

7-4=3

if al has 60 more than ruth

60=3 units

divide by 3

20=1unit

20 times 4=80

20*7=140

so ruth:alison=80:140

alisonn gave 35 to ruth

80+35=115

140-35=105

so ruth:alson=115:105=23:21

new ratio is 23:21