The cost of production in a factory has a fixed component and an amount that varies directly withthe number of units produced. The units are sold at 20% profit. When 250 units are produced, theprice is Rs.120, and the price drops to Rs.96 when the production is doubled. What will the price bewhen 1000 units are produced

1.  Rs.70

2.  Rs.80

3.  Rs.86.8

4.  Rs.84

View Answer  
4
Correct Answer :

Rs.84


Explanation :
No Explanation available for this question

A ship develops a leak 12 km from the shore. Despite the leak, the ship is able to move towards the shore at a speed of 8 km/hr. However, the ship can stay afloat only for 20 minutes. If a rescue vessel were to leave from the shore towards the ship and it takes 4 minutes to evacuate the crew and passengers of the ship, what should be the minimum speed of the rescue vessel in order to be able to successfully rescue the people aboard the ship

1.  53 km/hr

2.  37 km/hr

3.  28 km/hr

4.  44 km/hr

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4
Correct Answer :

37 km/hr


Explanation :
No Explanation available for this question

When an object is dropped, the number of feet N that it falls is given by the formula N= ½ gt2 where t is the time in seconds from the time it was dropped and g is 32.2. If it takes 5 seconds for the object to reach the ground, how many feet does it fall during the last 2 seconds

1.  64.4

2.  96.6

3.  161.0

4.  257.6

View Answer  
4
Correct Answer :

257.6


Explanation :
No Explanation available for this question

Rajesh travelled from city A to city B covering as much distance in the second part as he did in the first part of this journey. His speed during the second part was twice as that of the speed during the first part of the journey. What is his average speed of journey during the entire travel

1.  His average speed is the harmonic mean of the individual speeds for the two parts.

2.  His average speed is the arithmetic mean of the individual speeds for the two parts.

3.  His average speed is the geometric mean of the individual speeds for the two parts.

4.  Cannot be determined.

View Answer  
4
Correct Answer :

His average speed is the arithmetic mean of the individual speeds for the two parts.


Explanation :
No Explanation available for this question

A train traveling at 100 kmph overtakes a motorbike traveling at 64 kmph in 40 seconds. What is the length of the train in meters

1.  1777 meters

2.  1822 meters

3.  400 meters

4.  800 meters

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4
Correct Answer :

400 meters


Explanation :
No Explanation available for this question

Common data question: 1/2 What is the total distance travelled by A

1.  480 km

2.  450 km

3.  550 km

4.  600 km

View Answer  
4
Correct Answer :

600 km


Explanation :
No Explanation available for this question

Common data question: 2/2 What is the time for the entire journey

1.  10 hour

2.  6 hour

3.  8 hour

4.  9 hour

View Answer  
4
Correct Answer :

8 hour


Explanation :
No Explanation available for this question

If==1,find

1.  -1

2.  0

3.  1

4.  2

View Answer  
4
Correct Answer :

0


Explanation :
No Explanation available for this question

The perimeter of a right angled triangle is 60 cm and the area of the rectangle contained by the twosides that include the right angle is 300 cm2. What are the 3 sides

1.  10, 24, 26

2.  15, 20, 25

3.  10, 20, 30

4.  18, 20, 22

View Answer  
4
Correct Answer :

15, 20, 25


Explanation :
No Explanation available for this question

By walking at  of his usual speed, a man reaches office 20 minutes later than usual. What is his usual time

1.  30 min

2.  60 min

3.  70 min

4.  50 min

View Answer  
4
Correct Answer :

60 min


Explanation :
No Explanation available for this question
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