1) A man rows to a place 48 km distant and back in 14h. He finds that he can row 4 km with the stream in the same time as 3 km against the stream. The rate of the stream is
A) 0.5 kmph
B) 1 kmph
C) 1.5 kmph
D) 2 kmph
E) none
2) A furniture dealer sold 60 beds in the month of July. He sold some beds at a profit of 12% and rest at a profit of 27%. Thus he gained 19% on the sale of all the beds. The no. of beds sold at 27% profit are
A) 28
B) 32
C) 42
D) 35
E) none
3) In a poultry farm, there are some hens and some cows. The total no. of heads are 30 while the total no. of legs of both cows and hens are 84. Find the no. of cows in the farm?
A) 11
B) 16
C) 18
D) 12
E) none
4) Gold os 20 times as heavy as water and copper is 11 times as heavy as water. In what ratio should these be mixed to get an alloy 17 times as heavy as water?
A) 3:7
B) 7:3
C) 4:5
D) 5:2
E) none
5) Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately?
A. 6 hours
B. 2 hours
C. 4 hours
D. 3 hours
E. None
6) A vendor bought bananas at 6 for a rupee. How many for a rupee must he sell to gain 20%?
A. 3
B. 4
C. 5
D. 6
7) Murali purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. Find out his profit percentage.
A. 3.5
B. 5.6
C. 4.1
D. 3.4
E. None
8) A, B, C and D enter into a partnership investing Rs. 3000, C invests twice as much as D. B invests twice as much as C and A invests twice as much as B. Find B's share of the annual profit of Rs 2250?
A) 500
B) 600
C) 700
D) 800
E) none
9) In a committee of 48 members, the ratio of Men and Women are 3 : 1. How many women should join the committee to make the ratio 9 :5 ?
A) 6
B) 7
C) 8
D) 9
E) none
10) A and B can do a job in 12 days. B and C in 15 days and C and A in 20 days. In how many days can they finish it if they work TOGETHER?
A) 5
B) 10
C) 15
D) 8
E) none
Explanation :
1) B
48/4x + 48/3x=14
X=2
Up =3x=6
Down=4x=8
Stream= (8-6)÷2=1kmph
2)A
12% 27%
19%
8 : 7
60×7/15=28
3)D
Cow=x
Hen=30-x
4x+ 2 (30-x)=84
X=12 cow
4)E
20 11
17
6 : 3
2 : 1
5) A
A=x hour
B= x+6 hour
1/x + (1/x+6)=1/4
X=6
6)C
120%=6
100%=5
7)
Cp=375×20=7500
Sp=20×12×33=7920
Prft=7920-7500=420
420/7500*100=5.6%
8)B
D=1
C=1×2=2
B=2×2=4
A=4×2=8
A:B:C: D=8:4:2:1
2250*4/15=600
9)c
48 divide in 3:1= 36 & 12
36 : 12+x=9:5
X=8
10)B
AB=1/12
BC=1/15
CA=1/20
1/2ABC=(1/12)+(1/15)+(1/20)=1/5
2ABC=5
ABC=10DAY
A) 0.5 kmph
B) 1 kmph
C) 1.5 kmph
D) 2 kmph
E) none
2) A furniture dealer sold 60 beds in the month of July. He sold some beds at a profit of 12% and rest at a profit of 27%. Thus he gained 19% on the sale of all the beds. The no. of beds sold at 27% profit are
A) 28
B) 32
C) 42
D) 35
E) none
3) In a poultry farm, there are some hens and some cows. The total no. of heads are 30 while the total no. of legs of both cows and hens are 84. Find the no. of cows in the farm?
A) 11
B) 16
C) 18
D) 12
E) none
4) Gold os 20 times as heavy as water and copper is 11 times as heavy as water. In what ratio should these be mixed to get an alloy 17 times as heavy as water?
A) 3:7
B) 7:3
C) 4:5
D) 5:2
E) none
5) Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately?
A. 6 hours
B. 2 hours
C. 4 hours
D. 3 hours
E. None
6) A vendor bought bananas at 6 for a rupee. How many for a rupee must he sell to gain 20%?
A. 3
B. 4
C. 5
D. 6
7) Murali purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. Find out his profit percentage.
A. 3.5
B. 5.6
C. 4.1
D. 3.4
E. None
8) A, B, C and D enter into a partnership investing Rs. 3000, C invests twice as much as D. B invests twice as much as C and A invests twice as much as B. Find B's share of the annual profit of Rs 2250?
A) 500
B) 600
C) 700
D) 800
E) none
9) In a committee of 48 members, the ratio of Men and Women are 3 : 1. How many women should join the committee to make the ratio 9 :5 ?
A) 6
B) 7
C) 8
D) 9
E) none
10) A and B can do a job in 12 days. B and C in 15 days and C and A in 20 days. In how many days can they finish it if they work TOGETHER?
A) 5
B) 10
C) 15
D) 8
E) none
Explanation :
1) B
48/4x + 48/3x=14
X=2
Up =3x=6
Down=4x=8
Stream= (8-6)÷2=1kmph
2)A
12% 27%
19%
8 : 7
60×7/15=28
3)D
Cow=x
Hen=30-x
4x+ 2 (30-x)=84
X=12 cow
4)E
20 11
17
6 : 3
2 : 1
5) A
A=x hour
B= x+6 hour
1/x + (1/x+6)=1/4
X=6
6)C
120%=6
100%=5
7)
Cp=375×20=7500
Sp=20×12×33=7920
Prft=7920-7500=420
420/7500*100=5.6%
8)B
D=1
C=1×2=2
B=2×2=4
A=4×2=8
A:B:C: D=8:4:2:1
2250*4/15=600
9)c
48 divide in 3:1= 36 & 12
36 : 12+x=9:5
X=8
10)B
AB=1/12
BC=1/15
CA=1/20
1/2ABC=(1/12)+(1/15)+(1/20)=1/5
2ABC=5
ABC=10DAY
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Post Contributed By Mampi
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