Arithmetichard · Past Paper
If p:q = r:s = t:u = 2:3, then (mp+nr+ot) : (mq+ns+ou) is:
A1:3
B2:3
C3:2
D5:6
✓ Correct Answer: B — 2:3
By property of equal ratios, if a/b = c/d = e/f = k, then (ma+nc+oe)/(mb+nd+of) = k. Here k = 2/3.
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