A can do a work in 9 days. If B is 50% more efficient than A, then in how many days can B do the same work?

(A)

13.5

(B)

4.5

(C)

6

(D)

5

Question-2

If 10% of m is the same as 20% of n,then m:n=

(A)

1:2

(B)

2:1

(C)

5:1

(D)

10:1

Question-3

The ratio which (1/3 of Rs. 9.30) bears to (0.6 of Rs. 1.55) is _______.

(A)

1:3

(B)

10:3

(C)

3:10

(D)

3:1

Question-4

If 20 men can do the work in 36 days, in how many days will 15 men do it?

(A)

46

(B)

56

(C)

48

(D)

42

Question-5

A can do a piece of work in 15 days and B alone can do it in 10 days. B works at it for 5 days and then leaves. A alone can finish the remaining work in _________.

(A)

6 1/2 days

(B)

7 1/2 days

(C)

8 days

(D)

6 days

Question-6

If 5 men take an hour to dig a ditch, how long should it take 12 men to dig a ditch of the same type?

(A)

25 mins

(B)

30 mins

(C)

28 mins

(D)

20 mins

Question-7

If x:y = 2:3 and 2:x = 1:2, then value of y is ___________.

(A)

1/3

(B)

3/2

(C)

6

(D)

1/2

Question-8

The ratio of number of boys and girls in a school of 720 students 7:5. How many girls should be admitted to make ratio 1:1?

(A)

90

(B)

120

(C)

220

(D)

100

Question-9

If 15 men do a work in 24 days. Low long will 9 men do the same work?

(A) 40

(B)30

(C)45

(D)35

Question-10

A can travels 45 km in 3 litres of petrol. How far it would travel in 8 litres of petrol?

(A)

120

(B)

150

(C)

80

(D)

100

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