A quadratic function f(x) attains a maximum of 3 at x = 1. The value of the function at x = 0 is 1. What is the value of f(x) at x = 10

1.  -110

2.  -180

3.  -105

4.  -119

5.  -159

View Answer  
5
Correct Answer :

-159


Explanation :
No Explanation available for this question

A train X departs from station A at 11.00 a.m. for station B, which is 180 km away. Another train Y departs from station B at 11.00 a.m. for station A. Train X travels at an average speed of 70 kms/hr and does not stop anywhere until it arrives at station B. Train Y travels at an average speed of 50 kms/hr, but has to stop for 15 minutes at station C, which is 60 kms away from station B enroute to station A. Ignoring the lengths of the trains, what is the distance, to the nearest km, from station A to the point where the trains cross each other

1.  112

2.  118

3.  120

4.  None of these

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4
Correct Answer :

112


Explanation :
No Explanation available for this question

What is the time difference between A and B

1.  2 hours and 30 minutes

2.  1 hour

3.  1 hour and 30 minutes

4.  2 hours

5.  Cannot be determined

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5
Correct Answer :

1 hour


Explanation :
No Explanation available for this question

Raju has 128 with him. He can put a minimum of 120 oranges and a maximum of 144 in a box. Then the least number of boxes which will have the same number of oranges is:

1.  5

2.  103

3.  6

4.  Cannot be determined

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4
Correct Answer :

6


Explanation :
No Explanation available for this question

What is the plane's cruising speed in km per hour

1.  600

2.  500

3.  700

4.  550

5.  Cannot be determined

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5
Correct Answer :

550


Explanation :
No Explanation available for this question

Ashish is given Rs. 158 in one rupee denominations. He has been asked to allocate them into a number of bags such that any amount required between Re. 1 and Rs. 158 can be given by handing out a certain number of bags without opening them. What is the minimum number of bags required

1.  11

2.  12

3.  13

4.  None of these

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4
Correct Answer :

None of these


Explanation :
No Explanation available for this question

Consider the sets S = {2, 3, 4, ..., 2n + 1}, where n is a positive integer larger than 2007. Define X as the aver­age of the odd integers in S and Y as the average of the even integers in S. What is the value of X – Y

1.  (1/2)n

2.  (n + 1)/2n

3.  2008

4.  0

5.  1

View Answer  
5
Correct Answer :

0


Explanation :
No Explanation available for this question

There's a lot of work in preparing a birthday dinner. Even after the turkey is in the oven, there's still the potatoes and gravy, yams, salad, and cranberries, not to mention setting the table. Three friends, Asit, Arnold, and Afzal, work together to get all of these chores done. The time it takes them to do the work together is six hours less than Asit would have taken working alone, one hour less than Arnold would have taken alone, and half the time Afzal would have taken working alone. How long did it take them to do these chores working together

1.  20 minutes

2.  30 minutes

3.  40 minutes

4.  50 minutes

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4
Correct Answer :

40 minutes


Explanation :
No Explanation available for this question

A ladder leans against a vertical wall. The top of the ladder is 8 m above the ground. When the bottom of the ladder is moved 2 m farther away from the wall, the top of the ladder rests against the foot of the wall. What is the length of the ladder

1.  10m

2.  15m

3.  20m

4.  17m

View Answer  
4
Correct Answer :

17m


Explanation :
No Explanation available for this question

Ten years ago, the ages of the members of a joint family of eight people added up to 231 years. Three years later, one member died at the age of 60 years and a child was born during the same year. After another three years, one more member died, again at 60, and a child was born during the same year. The current av­erage age of this eight-member joint family is nearest to

1.  21 years

2.  25 years

3.  24 years

4.  23 years

5.  22 years

View Answer  
5
Correct Answer :

24 years


Explanation :
No Explanation available for this question
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