Ratio & Proportion Questions and Answers

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Q1
If  p : q = 3 : 4 and q : r = 8 : 9, then p : r is :
  • A 1 : 3
  • B 3 : 2
  • C 2 : 3
  • D 1 : 2
Answer: Option C
Q2
If 15% of x is the same as 20% of y, then x : y is :
  • A 3 : 4
  • B 4 : 3
  • C 17 : 16
  • D 16 : 17
Answer: Option B
Q3
If 7 : x = 17.5 : 22.5, then the vaue of x is
  • A 9
  • B 7.5
  • C 6
  • D 5.5
Answer: Option A
Q4
If 1/5 : 1/x = 1/x :1/1.25, the value of x is :
  • A 1.5
  • B 2
  • C 2.5
  • D 3.5
Answer: Option C
Q5
If 0.4 : 1.4::1.4:x, the value of x is :
  • A 49
  • B 4.9
  • C 0.49
  • D 0.4
Answer: Option B
Q6
The compounded ratio of (2:3), (6:11) and (11:2) is :
  • A 1 :2
  • B 2 : 1
  • C 11 : 24
  • D 36 : 121
Answer: Option B
Q7
If 2A = 3B =4C, Then A:B:C is :
  • A 2 : 3 : 4
  • B 4 : 3 : 2
  • C 6 : 4 : 3
  • D 3 : 4 : 6
Answer: Option C
Q8
If 2A = 3B and 4B = 5C, then A, C is :
  • A 4 : 3
  • B 8 : 15
  • C 15 : 8
  • D 3 : 4
Answer: Option C
Q9
If x ; y = 5 : 2, then the value of (8x + 9y) : (8x + 2y)is:
  • A 26 : 61
  • B 61 ; 26
  • C 29 : 22
  • D 22 : 29
Answer: Option C
Q10
The fourth proportional of 0.2, 0.12 and 0.3 is :
  • A 0.13
  • B 0.15
  • C 0.18
  • D 0.8
Answer: Option C

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