Consider the sequence of numbers a1 , a2, a3 ...to infinity where a1 = 81.33 and a2 = -19 and a j = a j-1 -a j-2 for j > 3 . What is the sum of the first 6002 terms of this sequence

1.  -100.33

2.  -30.00

3.  62.33

4.  119.33

View Answer  
4
Correct Answer :

62.33


Explanation :
No Explanation available for this question

Which of the following is NOT a possible number of regions into which three straight lines (of infinite extent) can divide a plane

1.  7

2.  6

3.  5

4.  4

5.  None of these

View Answer  
5
Correct Answer :

5


Explanation :
No Explanation available for this question

The product of three numbers is 1620. If the HCF of any two out of the three numbers is 3, what is their LCM

1.  180

2.  135

3.  90

4.  270

5.  288

View Answer  
5
Correct Answer :

180


Explanation :
No Explanation available for this question

If the total number of ants and beetles initially is 13 and 27 respectively, then the total number of survivors after the two files completely cross each other is

1.  18

2.  19

3.  22

4.  20

5.  None of these

View Answer  
5
Correct Answer :

20


Explanation :
No Explanation available for this question

(132)7 × (132) = (132)11.5

1.  3

2.  3.5

3.  4

4.  4.5

View Answer  
4
Correct Answer :

4.5


Explanation :
No Explanation available for this question

(a/b)x−2=(b/a)x−7. What is the value of x

1.  3

2.  3.5

3.  4

4.  4.5

View Answer  
4
Correct Answer :

4.5


Explanation :
No Explanation available for this question

If 7(x - y) = 343 and 7(x + y) = 16807, what is the value of x

1.  4

2.  3

3.  2

4.  1

View Answer  
4
Correct Answer :

4


Explanation :
No Explanation available for this question

(6)6.5 × (36)4.5 ÷ (216)4.5 = (6)

1.  1

2.  2

3.  4

4.  6

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

The contact hypothesis A. explains why acts that were not considered good are now regarded highly. B. finds self interest to be at the core of altruism and apparently selfless behaviour. C. fails to explain the changes in moral outlook over a period of time. D. accounts for changed perceptions regarding slavery, animal rights etc. E. fails to account for altruism and selfless behaviour towards strangers.

1.   A and D

2.  B and E

3.  C and E

4.  A and C

5.  B and D

View Answer  
5
Correct Answer :

C and E


Explanation :
No Explanation available for this question

If x=(8+3√7), what is the value of [√x−(1/√x)]

1.  √12

2.  4

3.  2

4.  √14

View Answer  
4
Correct Answer :

√14


Explanation :
No Explanation available for this question
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