A brother had 5 times as much money as his sister. After giving Rp25 to his sister, he now has double the money his sister has. How much money did they have in the beginning?
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Answer:
brother had 41.66 ruppee and sister had 8.33 ruppee
Step-by-step explanation:
let sister's rp be x
hence, Brother's be 5x
therefore
5x+x=2x+x+25
6x=3x+25
6x-3x=25
3x=25
x=25/3
girl's money = 25/3 = 8.33
boy's money = 5x = 5(25/3) = 125/3 = 41.66
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