Ratios And Proportions Quiz Questions
109 Questions
| Total Attempts: 116
Questions and Answers
- 1.The triplicate ratio of 1:2 is
- A.
1:8
- B.
1:4
- C.
4 :1
- D.
8 :1
- 2.The sub-triplicate ratio of 1:1 is
- A.
3:3
- B.
1:1
- C.
2:2
- D.
None
- 3.
The ratio of the quantities is 10:11. If the consequent of its inverse ratio is 10, the antecedent is Options : (A) 11 (B)10 (C) (D)- A.
A
- B.
B
- C.
C
- D.
D
- 4.
The duplicate ratio of : is Options : (A) b:a (B) : (C) a:b (D):
- A.
A
- B.
B
- C.
C
- D.
D
- 5.The sub-triplicate ratio of y3: w3 is Options : (A) y2:w2 (B) w:y (C) w2: y2 (D) y: w
- A.
A
- B.
B
- C.
C
- D.
D
- 6.If a, b, c, d are said to be in proportion then
- A.
Ad = bc
- B.
Ac = bd
- C.
Ad not equal bc
- D.
Ac not equal bd
- 7.The compound ratio of a:x and y:b is
- A.
Ab : xy
- B.
Xb : ay
- C.
Ay : xb
- D.
Xy: ab
- 8.The compound ratio of (x - y): (x2 - y2) and (x+y): 1 is
- A.
(x-y):(x+y)
- B.
X:y
- C.
Y:x
- D.
1:1
- 9.
The triplicate ratio of : Options: (A) b: a (B) a : b (C) a3: b3 (D) b3 : a3
- A.
A
- B.
B
- C.
C
- D.
D
- 10.
If a,b,c are in continued proportion then Options : (A) : ac (B) a: b (C) = ab (D) ac not equal to bd
- A.
A
- B.
B
- C.
C
- D.
D
- 11.The mean proportional between 279 and 31 is
- A.
39
- B.
93
- C.
91
- D.
L9
- 12.The third proportional between 2 & 7 is
- A.
49/2
- B.
49
- C.
2
- D.
7
- 13.The fourth proportional to the number 40,14,20 is
- A.
14
- B.
7
- C.
15
- D.
28
- 14.Find the number, in which when subtracted from each numbers 17, 8, 7, 4 will make them in proportional
- A.
1
- B.
3
- C.
2
- D.
5
- 15.
The fourth proportional to 3a, 5b & 6c is Options : (A) (B) 10bc (C) a (D)
- A.
A
- B.
B
- C.
C
- D.
D
- 16.The mean proportional between 1.4 grains and 5.6 grams is
- A.
28 gms
- B.
2.8gms
- C.
3.2gms
- D.
None
- 17.If three quantities are in continued proportion a, b, c first is to the third is the duplicate ratio of the first to the second. Options : (A) a2: b2 (B) a: b = a2: c2 (C) b2: c2 (D) a : c = a2: b2
- A.
A
- B.
B
- C.
C
- D.
D
- 18.
What is the value of if =5
- A.
2/3
- B.
3/2
- C.
2/6
- D.
4/3
- 19.The mean proportional between 40&90is
- A.
60
- B.
6
- C.
40
- D.
9
- 20.The fourth proportional between (x+y), (x+y)2, (x-y) is Options : (A) (x + y) (B) x2-y2 (C) (x-y) (D) (x+y)2
- A.
A
- B.
B
- C.
C
- D.
D
- 21.
If when then the process is called
- A.
Invertendo
- B.
Alternendo
- C.
Componendo and dividendo
- D.
None
- 22.If 5 : 7 = x: 28 then x is
- A.
20
- B.
28
- C.
35
- D.
7
- 23.
If then is
- A.
9
- B.
4
- C.
5
- D.
3
- 24.The ratio between consonants and alphabets is
- A.
5/21
- B.
21/26
- C.
5/21
- D.
5/26
- 25.The mean proportionalbetween 12a2b2 and 27b2c2 Options: (A) 18a2b2c2 (B) 18abc (C) 18ab2c (D) 18a2bc
- A.
A
- B.
B
- C.
C
- D.
D
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