Arithmeticmedium · Past Paper
If $x:y = 5:2$, then $(8x+9y) : (8x+2y)$ is:
A29:22
B27:22
C7:4
D3:2
✓ Correct Answer: A — 29:22
Substitute x=5, y=2: (8*5 + 9*2) : (8*5 + 2*2) = (40+18) : (40+4) = 58:44 = 29:22.
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