Question

If x:y=3:4 the value of x²y+xy²:x³+y³

Answer 1

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Answer 2

Answer:

x=3 y=4

x²y + xy² : x³ + y³

9×4 + 3×16 : 27 + 64

36 + 48 : 91

84 : 91

84/91 = 12/13 = 12 : 13

hint 12 × 7 = 84

13 × 7 = 91