1 .A man can row three quarters of a km against the stream in 11$1\over4$ min and return in 7$1\over2$ min. The speed of the man in still water is â€“
2 km/hr
3 km/hr
4 km/hr
5 km/hr

2 .After 10 years A will be twice as old as B was 10 years ago. If A is now 9 years older than B, then the present age of B is â€“
39 years
36 years
32 years
40 years

3 .What is the annual instalment to discharge a debt of  2210 due in 4 years at 7% simple interest ?
400
 500
600
` 450

4 .
a
b
c
d

5 .
a
b
c
d

6 .A and B together can complete a work in 3 days. They started together but after 2 days, B l ef t the work. I f the work is completed after 2 more days. B alone could do the work in how many days ?
5 days
6 days
7 days
10 days

7 .Two ci rc l es of radii 4 cm and 9 c m respectively, touch each other externally at a point and a common tangent touches them at the points P and Q respectively. Then the area of a square with the side PQ is â€“
A.144 $cm^2$
B.194 $cm^2$
C.169 $cm^2$
D.9 $cm^2$
a
b
c
d

8 .Two guns were fired from the same place at an interval of 5 min but a man sitting in a train moving towards that place heard the second sound at an interval of 4 min 30 sec. Find speed of train. (speed of sound = 330 m/sec)
103 km/hr
112 km/hr
123 km/hr
132 km/hr

9 .
75
100
125
150

10 .
14 : 11
3 : 4
46 : 41
23 : 21