Revision test 1
*Required
- Email*
- Name*
- Regno *
Questions
- Dailyearnings of two persons are in the ratio 4:5 and their daily expenses are in the ratio 7:9 . If each saves 50 per day, their daily earning in Rs. are
2 points
Mark only one oval.
40,50
50,40
400,500
none of these
- Ifa:b = c:d then its componendo is
2 points
Mark only one oval.
a:c = b:d
a+b:b = c+d:d
a-b:b=c-d:d
b:a = d:c
- Theratio compounded of 4:9 and the duplicate ratio of 3:4 is
2 points
Mark only one oval.
1:4
1:3
3:1
none of these
- Twonumbers are in the ratio of 3:5 and if 10 be subtracted from each of them, the remainders are in the ratio of 1:5, then the numbers are
2 points
Mark only one oval.
12,20
15,20
10,13
17,12
- Analloy contains zinc and copper in the ratio 5 : 8 and another alloy contains zinc and copper in the ratio 5 : If equal amounts of both the alloys are melted together, then the ratio of zinc and copPer in the resulting alloy is:
2 points
Mark only one oval.
25:24
105:103
10:11
105:108
- Themean proportional between 2 and 8 ,
2 points
Mark only one oval.
4
16
3
1
10. If 2A = 3B = 4C then A : B : C = ————–
2 points
Mark only one oval.
2:3:4
6:4:3
3:2:1
4:6:7
11.
The ratio of work done by (x +2) men in (x-2) days to that of (x-1) men in (x+1) days is 4:5 , the value of x is
2 points
Mark only one oval.
±4
16
4
8
12. If the ratio of A and B is 3:5 then
2 points
Mark only one oval.
2
4
6
8
13. The Third Proportional to 15 and 20 is
2 points
Mark only one oval.
80/3
80
80/7
120
2:3
3:2
4:5
5:4
15. if A: B = 3:5 and B:C= 5:4 , C:D = 2:3 and D is 50% more than E, find the ratio between A and E
2 points
Mark only one oval.
2:3
3:4
4:5
3:5
16. If x: y = 2: 3, then find (5x+2y): (3x-y)
2 points
Mark only one oval.
13/3
16/3
19/3
7/3
17.
A bag contains Rs.187 in the form 1 rupee, 50 paise and 10 paise
coins in the ratio 3:4:5. Find the number of each type of coins.
102,136,170
136,102,170
170,102,136
none
18. The ratio of 1year6month : 2years :2year6month is
2 points
Mark only one oval.
3:4:5
2:3:5
2:3:4
1:2:3
19. If twice of a money of A = 5 times of money of B , then the ratio of A to that B is
2 points
Mark only one oval.
2:5
15:25
12:30
5:2
20. If x is the mean proportional between x-2 and x+6 then the value of x is
2 points
Mark only one oval.
4
3
2
1
21. A ratio equivalent to 3 : 7 is:
2 points
Mark only one oval.
3:9
6:10
9:21
18:49
22. In a library, the ratio of number of story books to that of non- story books was 4:3 and total number of story books was 1248. When some more story books were bought, the ratio became 5:3. Find the number of story books bought.
2 points
Mark only one oval.
312
321
936
1560
23. x varies inversely as y and if x = 3 then y = 4. If y = 6 then the value of x is
2 points
Mark only one oval.
3
1
2
2.5
24. If p varies inversely as q, it is written as
2 points
Mark only one oval.
p∝1/q
q∝1/2p
p^2∝q^2
none
25. Three numbers are in the ratio 5 : 7 : 12 and the sum of the first and third numbers is greater than the second by 50. The sum of the three numbers is
2 points
Mark only one oval.
130
120
128
125
26. If p varies directly as q and if q = 2 then p = 4. If p = 2, the value of q is
2 points
Mark only one oval.
1.5
2
1
3
27. If 3,x,27 are in continued proportion then x =
2 points
Mark only one oval.
8
12
9
15
28. The ratio of 5kg 55gm to 35kg 50gm:
2 points
Mark only one oval.
5:7
1011:7010
111:710
none of these