A ball is dropped gently from a height of 100 Mts. After striking the floor it rebounds 4 / 5 of the Height from which it has fallen and continues this way and stops finally. The total distance travelled by the ball is _________ Mts.

1.  900mts

2.  1000 Mts.

3.  1200 Mts

4.  860 Mts

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4
Correct Answer :

900mts


Explanation :
No Explanation available for this question

If the probability that A will live 10 years is 5 / 6 and B will live 10 years in 7 / 8 what is the Probability that both will live after 10 years

1.  1 / 12

2.   35 / 48

3.   61 / 23

4.  49 / 79

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4
Correct Answer :

35 / 48


Explanation :
No Explanation available for this question

What is the probability of obtaining a total of 10 points in a single throw with two dice.

1.  1 / 10

2.   1 / 13

3.   1 / 18

4.  2 / 17

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4
Correct Answer :

1 / 18


Explanation :
No Explanation available for this question

Suppose 10 teachers are required in a college. If 4 are M.A’s and 10 doctorates apply for the Professorship, how many selections can be made taking all MA’s

1.  210

2.  222

3.  340

4.  720

View Answer  
4
Correct Answer :

210


Explanation :
No Explanation available for this question

How many squares can be formed by joining the points of a decagon

1.  130

2.  110

3.  120

4.  105

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4
Correct Answer :

105


Explanation :
No Explanation available for this question

In 40 litres of a mixture of milk and water, the ratio of the constituents in the above order is 6:4.To make their ratio 4:6, ________ litres of water must be added to the mixture.

1.  10

2.  20

3.  30

4.  40

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4
Correct Answer :

30


Explanation :
No Explanation available for this question

If the price of sugar rises by 10 per cent, a householder must reduce his consumption of sugar by _________Percent so as not to increase his expenditure.

1.  12 ½

2.   15

3.   9

4.  20.

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4
Correct Answer :

9


Explanation :
No Explanation available for this question

In a college, there are 200 students in class XI, 250 in class X and 350 in class IX. The enrolment percentage of class XI is ____________ per cent of the total of all three classes.

1.  20

2.  22 ½

3.  25

4.  30.

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4
Correct Answer :

25


Explanation :
No Explanation available for this question

12, 18, 30 litres are to be drawn from three vessels respectively. What is the exact capacity of measure which will do it most quickly

1.  6 lit.

2.  7 lit

3.  8 lit

4.  11 lit

View Answer  
4
Correct Answer :

6 lit.


Explanation :
No Explanation available for this question

Hari singh sold 1/4 of his estate, gave 2/3 of the remainder to his son and 1/3 of the balance to his daughter. His daughter’s share values Rs. 7,000. The value of the whole estate is…..

1.  84,000

2.  25,000

3.  75,000

4.  1,50,000

View Answer  
4
Correct Answer :

84,000


Explanation :
No Explanation available for this question
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