Batman is 4 times Robins age . The sum of their ages is equal to 45. How old is Batman and Robin?

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24-02-2018
Mathematics

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Batman is 4 times Robins age . The sum of their ages is equal to 45. How old is Batman and Robin?

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creeds25 creeds25 · Answer 1 · 2018-02-24T16:38:38+01:00

creeds25 creeds25

24-02-2018

Let age of Robins=r
Then age of Batman =4r
Sum of ages=45
r+4r=45
5r=45
r=9
Age of Robin= 9 years
Age of batman=4(9)= 36 years

Answer: Robin is 9 years old and Batman is 36 years old.

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zrh2sfo zrh2sfo · Answer 2 · 2018-02-24T16:39:09+01:00

zrh2sfo zrh2sfo

24-02-2018

Robin is x Batman is 4x
sum is 5x and it equals 45
Robin is 9 (x) and Batman 36

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