RATIO MCQ SET 2
1. Three numbers are in the ratio 4/5 : 5/6 : 9/10 . The difference between the smallest and the greatest number is 12 . Find the number which is neither the smallest nor the greatest .
(a) 96
(b) 108
(c) 100
(d) 104
Answer: C
2. If P : Q = 10 : 11 and Q : R = 11 : 12 , then P + Q : Q + R : R + P is :
(a) 21 : 23 : 22
(b) 22 : 21 : 23
(c) 11 : 12 : 10
(d) 23 : 22 : 21
Answer: A
3. If (a+b) : (b+c) : (c+a) = 7 : 6 : 5 and a + b + c = 27 , then what will be the value of 1/a : 1/b : 1/c?
(a) 3 : 6 : 4
(b) 3 : 2 : 4
(c) 4 : 3 : 6
(d) 3 : 4 : 2
Answer: C
4. If a , b and c are positive numbers such that (a^2 + b^2) : (b^2 + c^2) : (c^2 + a^2) : 34 : 61 : 45 , then b – a : c – b : c – a = ____ .
(a) 1 : 2 : 3
(b) 2 : 1 : 3
(c) 3 : 1 : 2
(d) 3 : 2 : 1
Answer: B
5. If A : B : C = 2 : 3 : 4 , then what will be the value of (A/B) : (B/C) : (C/A) ?
(a) 9 : 5 : 36
(b) 8 : 7 : 25
(c) 8 : 9 : 24
(d) 12 : 10 : 13
Answer: C
6. The seats for Mathematics , English and Chemistry in a school are in the ratio of 6 : 4 : 7 . If these seats are increased by 20% , 40% and 60% , respectively , the ratio of the increased seats is :
(a) 9 : 7 : 8
(b) 9 : 7 : 14
(c) 1 : 2 : 3
(d) 7 : 9 : 14
Answer: B
7. If a : b = 2 : 3 , b : c = 4 : 5 and c : d = 6 : 7 . Find a : b : c : d ,
(a) 16 : 24 : 30 : 31
(b) 16 : 24 : 30 : 35
(c) 72 : 54 : 15 : 32
(d) 8 : 32 : 50 : 71
ย Answer: B
8. If x : y = 6 : 5 , y : z = 9 : 4 and z : w = 2 : 3 , then what is the value of x : z : w ?
(a) 6 : 2 : 3
(b) 27 : 10 : 15
(c) 7 : 6 : 9
(d) 9 : 4 : 6
Answer: B
9. The ratio of the prices of A and B is 5 : 9 and prices of C and D is 24 : 13 . The price of C is Rs.1500 more than the price of B , and the price of D is Rs. 1300 . Find the price of A .
(a) Rs.2400
(b) Rs.900
(c) Rs.1000
(d) Rs.500
Answer: D
10. The ratio of income of P and Q is 1 : 2 . Ratio of income of Q and R is 3 : 2 . If one third of P’s income is Rs.4400 less than the half of P’s income , then what is the Q’s income ?
(a) Rs.56600
(b) Rs.52800
(c) Rs.46600
(d) Rs.41200
Answer: B
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