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MATHS PMQ3c
1.
if
a - 1/ₐ = 9 what is the value of
a3 - 1/a3?
a.
809
b.
702
c.
903
d.
834
e.
none
of these
2.
Speed
of a man upstream is 20km/hr. and downstream is 30km/hr. What is the speed of
the stream in km/hr?
a.
5
b.
10
c.
25
d.
7
½
e.
none
of these
3.
What
should come in the place of ? in the series 6, 21, 55, 176, ?
a.
716
b.
713
c.
777
d.
812
e.
911
4.
25 women can do a work in 25 days. 15 men can do
the same work in 20 days. What is the ratio between the capacity of a man and
woman?
a.
12:25
b.
21:25
c.
15:21
d.
21:15
e.
none of these
5.
Find the next term in the given series. 4, 25,
127, 511, ……..
a.
1038
b.
994
c.
1537
d.
1514
e.
none of these
6.
Jeevan started a business investing Rs 60000.
Prasanth joined him after 3 months in the capital of Rs 80000. if at the end of
9 months total profit announced to Rs 34000, What is Prasanth’s share in it?
a.
18000
b.
15000
c.
17000
d.
16000
e.
none of these
7.
Find out the wrong number in the giver series.
3,10,19,30,42,58,75
a.
42
b.
58
c.
30
d.
75
e.
10
8.
Which is the lowest of the following fractions?
a.
12/18
b.
23/29
c.
43/49
d.
7/13
e.
13/19
9.
If a train is running at a speed of 72 km/hr,
then how much distance will it cover in 10 minutes?
a.
.12 km
b.
1.2 km
c.
0.12 km
d.
1.02 km
e.
none of these
10.
The population of a town decreases by 5% every
year. If the population of that town is 450000 as on 1-1-2017, what will be its
population on 31-12-2018?
a.
426300
b.
416255
c.
406125
d.
436125
e.
398455
11.
A vertical post of 8m casts a shadow of 6 m. at
the same time another post cast a shadow of 120m. What is the height of the
second post in metres?
a.
160
b.
960
c.
720
d.
360
e.
none of these.
ANSWERS
1.
B
2.
A
3.
B
4.
A
5.
C
6.
D
7.
A
8.
D
9.
A
10.
C
11.
A
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