The age of reena and Teena are in the ratio of 3:4 . five year ago their ages were in the ratio of 2:3 . find their present ages
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3x - 5 / 4x - 5= 2/3
9x - 15 = 8x - 10
x = 5
reena = 15
teena = 20
9x - 15 = 8x - 10
x = 5
reena = 15
teena = 20
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heya...
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