## Ques 1.

A dealer buys a table listed at Rs 600 and gets successive discounts of 10% and 20%. What is his profit or loss per cent if he sells it at Rs 540 ?

(a) 20% profit

(b) 25 % profit

(c) 30% profit

(d) 5 % loss

**Ans 1.**

## Ques 2.

A man rows upstream 13 km and downstream 28 k m taking 5 hours each time .The velocity (in km/hour ) of the current is

(a) o.5

(b) 1

(c) 1.5

(d) 2

**Ans 2.**Let the velocity of current be u and the speed of man in still water be v.

## Ques 3.

A walks at 4 km an hour, and 4 hour after his start, B bicycles after him at 10 km an hour .Find how far from the start B catches up with A.

(a) 16.7 km

(b) 18.6 km

(c) 21. 5 km

(d) 26. 7 km

**Ans 3.**

## Ques 4.

A tank can be fillled by a tap in 20 minutes and by another tap in 60 minutes .Both the taps are kept open for 10 minutes and then the first tap is shut off. After this, the tank will be be completely filled in

(a)10 minutes

(b) 12 minutes

(c) 15 minutes

(d) 20 minutes

**Ans 5.**

## Ques 5.

If the radius of a article is decreased by 50%,its area reduces by

(a) 100%

(b) 75 %

(c) 50%

(d) 25%

**Ans 5.**

## Ques 6.

A sphere of lead of radius to cm is melted and small lead balls of radius 0.5 cm are made. The total number of small lead balls is .

(a) 20

(b) 125

(c) 400

(d) 8000

**Ans 6.**

## Ques 7.

A single discount equal to a discount series of 10% and 20% is

(a) 25 %

(b) 35 %

(c) 28%

(d) 30%

**Ans 7.**

## Ques 8.

The day of the week on 14th January, 1979 was

(a) Sunday

(b) Tuesday

(c) Friday

(d) None of these

**Ans 8.**1600 years have 0 odd days, 300 years have 1 odd days, 78 years have 19 leap years and 59 ordinary years: 1 + 38 + 59 odd days.

= 98 odd days.

= 0 odd days.

14 days of January have 0 odd days

. . Total Number of odd days

= 0 + 0 odd days

Hence, the day was Sunday.

## Ques 9.

In a race of 100 meters, A beats B by 4 metres and beats C by 2 metres. By how many metres would C beat B in a 100 m race ?

(a) 1.02 m

(b) 2.04 m

(c) 3.12 m

(d) 2.5 m

**Ans 9.**

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