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Ratio and Proportion
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Ratio and Proportion
mcqs by everyone
Two numbers are in the ratio 1:2. If 7 is added to both, their ratio changes to 3:5. The greatest number is
28
24
32
26
There are two positive numbers in the ratio 5:8. If the larger number exceeds the smaller by 15, then find the smaller number
30
35
20
25
NONE OF THESE
The fourth proportional to 12, 14 and 18 is
21
28/3
20
22
If a : b = 4 : 1, then find
(a - 3b)/
(2a -
b)
3/7
5/7
1/7
NONE OF THESE
2/7
Find the mean proportional of the following pairs of numbers 50 and 512
NONE OF THESE
80
160
200
120
The ratio of the present ages of Giri and Hari is 5:8. 12 years hence, the ratio of their ages will be 11:14. Find the difference in their present ages
NONE OF THESE
3 Years
5 years
10 years
6 years
Two numbers are in the ratio of 5:7. If 25 be subtracted from each, they are in the ratio of 35:59. Find the numbers
55,77
60,84
45,63
40,56
A sum of money is to be distributed among A, B, C, D in the proportion of 5:2:4:3. If C gets Rs. 1000 more than D, what is B's share
NONE OF THESE
Rs. 1500
Rs. 2000
Rs. 500
If A:B = 1/2: 1/3 B:C = 1/2:1/3 then A:B:C
1/6:1/2:1/3
1:2:6
2:3:3
9:6:4
Rs.1170 is divided so that 4 times the first share, thrice the 2nd share and twice the third share amount to thesame.
What is the value of the third share
Rs.270
Rs.360
Rs.540
Rs.260
64 boys and 40 girls form a group for socialwork.
During their membership drive, same number of boys and girls joined thegroup.
How many members does the group have now, if the ratio of boys to girls is 4 : 3
NONE OF THESE
136
164
172
150
Find the fraction which has the same ratio to 2/13 that 5/34 has to 7/48
240/1547
376/1547
218/1547
150/1547
Salaries of Ravi and Sumit are in the ratio 2:3. If the salary of each is increased by Rs. 4000, the new ratio becomes 40:57. What is Sumit's present salary
NONE OF THESE
Rs. 25,500
Rs. 20,000
Rs. 17,000
A garrison of 400 men had a provision for 31days.
After 28 days 280 persons re-enforcement leave thegarrison.
Find the number of days for which the remaining ration will be sufficient
8 days
10 days
6 days
3 days
64 boys and 40 girls form a group for socialwork.
During their membership drive, the same number of boys and girls joined thegroup.
How many members does the group have now, if the ratio of boys to girls is 4:3
164
172
150
136
NONE OF THESE
In a bag there are coins of 50 paisa, 25 paisa and one rupee in the proportion 5:6:2. If there are in all Rs.42, the number of 25 paisa coins is
60
32
42
52
A, B and C play a cricketmatch.
The ratio of the runs scored by them in the match is A:B = 2:3 and B:C = 2:5. If the total runs scored by all of them are 75, the runs scored by B are
21
18
15
24
Three number are in the ratio 5:6:7. The sum of its largest and smallest numbers equals the sum of the third number and 48. Find the third number
54
48
42
36
NONE OF THESE
Income and expenditure of a person are in the ratio 5 : 4. If the income of the person is Rs. 18000, then find his savings
Rs. 3400
Rs. 3600
None of these.
Rs. 3200
Rs. 3000
A contractor undertakes to complete the construction of a tunnel 720 meters long in 240 days and employs 60 men for thepurpose.
After 120 days, he finds that only 240 meters of the tunnel iscomplete.
How many more men should be employ in order to complete the work in time
70 men
80 men
60 men
55 men
Find the numbers which are in the ratio 3:2:4 such that the sum of the first and the second added to the difference of the third and the second is 21
9, 6, 24
12, 8, 16
9, 6, 12
6, 4, 8
NONE OF THESE
A fort of 2000 soldiers has provisions for 50days.
After 10 days some of them left and the food was now enough for the same period of 50 days asbefore.
How many of them left
400
1000
800
600
Find the numbers which are in the ratio 3 : 2 : 4 such that the sum of the first and the second added to the difference of the third and the second is 21
9, 6, 12
6, 4, 8
None of these.
12, 8, 16
9, 6, 24
In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 1:2:3. If there are Rs. 30 in all, how many 5 p coins are there
150
200
100
50
The average monthly salary of laborers and supervisors in a factory is Rs.1250 per month; where as the average monthly salary of 6 supervisors is Rs.2450.
If the average monthly salary of the laborers is Rs.950 find the number of laborers
20
18
24
22
If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is
Rs. 190
Rs. 204
Rs. 182
Rs. 196
In a fort, there are 1200soldiers.
If each soldier consumes 3 kg per day, the provisions available in the fort will last for 30days.
If some more soldiers join, the provisions available will last for 25 days given each soldier consumes 2.5 kg perday.
Find the number of soldiers joining the fort in that case
420
464
494
NONE OF THESE
528
A gardener wants to plant trees in his garden in rows in such a way that the number of trees in each row to be thesame.
If there are 24 rows the number of trees in each row is 42 if there are 12 more rows find the number of trees in each row
32
28
NONE OF THESE
63
48
A and B together have Rs.1210.
If 4/15 of A's amount is equal to 2/5 of B's amount, how much amount does B have
Rs. 550
Rs. 664
Rs. 484
Rs. 460
The simple form of the ratio 2/3:2/5 is
6:10
10:6
3:5
5:3
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