A and B set out to meet each other from two places 165 km apart. A travels 15 km the first day, 14 km the second day, 13 km the third day and so on. B travels 10 km the first day, 12 km the second day, 14 km the third day and so on. After how many days will they meet

1.  8days

2.  5days

3.  6days

4.  7days

5.  9days

View Answer  
5
Correct Answer :

6days


Explanation :
No Explanation available for this question

If a man saves Rs. 1000 each year and invests at the end of the year at 5% compound interest; how much will the amount be at the end of 15 years

1.  Rs. 21,478

2.  Rs. 21,578

3.  Rs. 22,578

4.  Rs. 22,478

5.  Rs. 22,178

View Answer  
5
Correct Answer :

Rs. 21,578


Explanation :
No Explanation available for this question

If sum to n terms of a series is given by (n + 8), then its second term will be given by

1.  10

2.  9

3.  8

4.  1

5.  None of these

View Answer  
5
Correct Answer :

1


Explanation :
No Explanation available for this question

If A is the sum of the n terms of the series 1 + 1/4 + 1/16 + ... and B is the sum of In terms of the series 1 + 1/2 + 1/4 + .... then find the value of A/5

1.  1/3

2.  1/2

3.  2/3

4.  3/4

5.  4/5

View Answer  
5
Correct Answer :

2/3


Explanation :
No Explanation available for this question

A man receives a pension starting with Rs. 100 for the first year. Each year he receives 90% of what he re­ceived the previous year. Find the maximum total amount he can receive even if he lives forever

1.  Rs. 1100

2.  Rs. 1000

3.  Rs. 1200

4.  Rs. 900

5.  Rs. 1250

View Answer  
5
Correct Answer :

Rs. 1000


Explanation :
No Explanation available for this question

The sum of the series represented as: 1/1x5 + 1/5x9 + 1/9x13    + 1/221x225

1.  28/221

2.  56/221

3.  56/225

4.  None of these

View Answer  
4
Correct Answer :

56/225


Explanation :
No Explanation available for this question

The sum of the series 1/(V2 + Vl) + 1/(^2 + V3) ++ l/(Vl20 +V121) is:

1.  10

2.  11

3.  12

4.  None of these

View Answer  
4
Correct Answer :

10


Explanation :
No Explanation available for this question

Find the infinite sum of the series 1/1 +1/3 + 1/6 +1/ 10 + 1/15 ....

1.  2

2.  2.25

3.  3

4.  4

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

The sum of the series 5 x 8 + 8 x 11 + 11 x 14 upto n terms will be:

1.  (n + 1)[3in + l)2 + 6in + 1) + 1] - 10

2.  (n + l)[3(n + l)2 + 6(n + 1) + 11 + 10

3.  (n + 1)[3(« + 1) + 6(n + l)2 + 1] - 10

4.  (n + l)[3(n + 1) + 6(n + l)2 + 1J +10

View Answer  
4
Correct Answer :

(n + 1)[3in + l)2 + 6in + 1) + 1] - 10


Explanation :
No Explanation available for this question

The sum of the series: J/2 + 1/6 + 1/12 +1/20 +.. .1/156 + 1/182 is:

1.  12/13

2.  13/14

3.  14/13

4.  None of these

View Answer  
4
Correct Answer :

13/14


Explanation :
No Explanation available for this question
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