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A merchant buys goods at 25% off the list price. He desires to mark the goods so that he can give a discount of 20% on the marked price and still clear a profit of 25% on the selling price. What percent of the list price must the mark the goods?

125%

100%

120%

80%

The bottom, side and front areas of a rectangular box are known. The product of these areas is equal to

The volume of the box

The square root of the volume

Twice the volume

The square of the volume

A body moves with uniform velocity. Which of the graphs shown here is a graph of distance against time for this motion?

none of these

Which of the following is a non-metal?

Mercury

Magnesium

Manganese

none of these

2, 3, and 4

1, 2 and 4

1, 3 and 4

1, 2, and 3

1 and 2

2 and 3

1, 2, and 3

1 and 3

The increase in area of the solid on heating is called

Superficial expansion

Linear expansion

Cubical expansion

Quadra expansion

The temperature at which no more energy can be removed from matter is called_________

Absolute zero

Boiling point

32ºF

32ºC

The movement of oxygenated blood from the left auricle to the ventricle and then to aorta to all parts of the body is called_______

Extra-cellular circulation

Pulmonary circulation

Systemic circulation

Intracellular circulation

A contest began at noon one day and ended 1000 minutes later. At what time did the contest end?

10:00 p.m.

Midnight

2:30 a.m.

4:40 a.m.

Beena used a calculator to find the product 0.075 ( 2.56. She forgot to enter the decimal points. The calculator showed 19200. If Beena had entered the decimal points correctly, the answer would have been

0.0192

0.192

1.92

19.2

Two cyclists, k km apart, and starting at the same time, would be together in r hours if they travelled in the same direction, but would pass each other in t hours if they travelled in opposite directions. The ratio of the speed of the faster cyclist to that of the slower is

A Brief History of Time is the title of a book written by:

Albert Einstein

Stephen Hawking

Hendrick Lorentz

Isaac Newton

none of these

Which of the following can produce a virtual image?

Plane mirror

concave lens

Convex lens

all of these

A bar magnet with poles N and S marked is freely suspended. Then the end marked N would point towards________

The south magnetic pole of the earth

The south geographic pole of the earth

The north magnetic pole of the earth

The north geographic pole of the earth

Aluminium is obtained by______

Heating Al2O with iron

Heating Al2O3 with coke

Electrolysing a solution of Al2O3 in molten cryolite

Electrolysing fused AlCl3

Under Indian space programme, the abbreviation GSLV stands for_______

Geosynchronous Satellite Launch Vehicle

Global Satellite Link Vehicle

Geostationary Solar Light Vehicle

Geostationary satellite link vehicle

If there were no organic life on the Earth, the amount of oxygen in the atmosphere will______

Remain unchanged

Be approximately hundred percent

Be almost nil

Be approximately fifty percent

Mark the odd one out.

Colour blindness

Hexadactyly

Haemophilia

Night blindness

1, 5, 4, 7, 6, 3, 2

1, 3, 5, 6, 4, 2, 7

1, 3, 5, 2, 4, 6, 7

1, 5, 6, 2, 4, 7, 3

In a triangle ABC, (A = 90º and D is the mid-point of AC. The value of BC2 – BD2 is equal to_______

AD2

2AD2

3AD2

4AD2

The factorization of 25 – p2 – q2 – 2pq is

(5 + p + q) (5 – p + q)

(5 + p + q) (5 – p – q)

(5 + p + q) (5 + p – q)

(5 + p – q) (5 – p + q)

9

4.96

3.72

6.76

The value of 9x2 + 49y2 – 42xy when x = 15 and y = 3 is______

636

576

386

456

1D, 2B, 3C, 4A

1A, 2C, 3D, 4B

1B, 2D, 3A, 4C

1C, 2A,3B, 4D

Acute angles

Obtuse angles

Parallel lines

Perpendicular lines

30º

45º

55º

60º

What is the prime factorization of 45?

23 ( 5

32 ( 5

52 ( 3

52 ( 9

A duck flew at 18 km per hour for 3 hours, then at 15 km per hour for 2 hours. How far did the duck flu in all?

69 km

75 km

81 km

84 km

The age of a man is same as his wife’s age with the digits reversed. Then sum of their ages is 99 and the man is 9 years older than his wife. How old is the man?

50

49

54

44

12

10

18

8

How many small cubes with edges of 10 cm can be just accommodated in a cubical box of 1 m edge?

10

100

1000

10000

Which of the following is not true?

Burning of coal releases SO2

Acid rain is harmful to crops

CNG is a clean fuel

Incomplete combustion of coal releases O2.

Dennis the Menace is thinking of two numbers. Their greatest common factor is 6. Their least common multiple is 36. One of the numbers is 12. What is the other number?

18

16

6

24

Anita passed around a basket of strawberries to the girls at her party. Before the party she ate 5 strawberries and gave a friend 3. Eight girls arrived at the party. The first girl took a strawberry, the second girl took 3 strawberries, the third girl took 5 strawberries and so on. After the last girl took her strawberries, the basket was empty. How many strawberries were there in the basket at the beginning?

72

60

65

45

The Earth is surrounded by an insulating blanket which protects us from the UV rays.

Hydrosphere

Ozonosphere

Atmosphere

Biosphere

Which of the following has an organic origin?

Sand

Bakelite

Nylon

Coal

If you dissolved a lot of salt in some water in a large flat dish and put the dish in bright sunlight on a hot day, what would be left in the dish after a long time?

Dry salt

Water with no salt

The same salty water as before

Nothing

Which of the following statements is wrong?

An atom and its ion have unequal number of protons

The size of an anion is bigger than that of the corresponding atom

An atom is electrically neutral

The size of a cation is smaller than that of the corresponding atom

125%

100%

120%

80%

The bottom, side and front areas of a rectangular box are known. The product of these areas is equal to

The volume of the box

The square root of the volume

Twice the volume

The square of the volume

A body moves with uniform velocity. Which of the graphs shown here is a graph of distance against time for this motion?

none of these

Which of the following is a non-metal?

Mercury

Magnesium

Manganese

none of these

2, 3, and 4

1, 2 and 4

1, 3 and 4

1, 2, and 3

1 and 2

2 and 3

1, 2, and 3

1 and 3

The increase in area of the solid on heating is called

Superficial expansion

Linear expansion

Cubical expansion

Quadra expansion

The temperature at which no more energy can be removed from matter is called_________

Absolute zero

Boiling point

32ºF

32ºC

The movement of oxygenated blood from the left auricle to the ventricle and then to aorta to all parts of the body is called_______

Extra-cellular circulation

Pulmonary circulation

Systemic circulation

Intracellular circulation

A contest began at noon one day and ended 1000 minutes later. At what time did the contest end?

10:00 p.m.

Midnight

2:30 a.m.

4:40 a.m.

Beena used a calculator to find the product 0.075 ( 2.56. She forgot to enter the decimal points. The calculator showed 19200. If Beena had entered the decimal points correctly, the answer would have been

0.0192

0.192

1.92

19.2

Two cyclists, k km apart, and starting at the same time, would be together in r hours if they travelled in the same direction, but would pass each other in t hours if they travelled in opposite directions. The ratio of the speed of the faster cyclist to that of the slower is

A Brief History of Time is the title of a book written by:

Albert Einstein

Stephen Hawking

Hendrick Lorentz

Isaac Newton

none of these

Which of the following can produce a virtual image?

Plane mirror

concave lens

Convex lens

all of these

A bar magnet with poles N and S marked is freely suspended. Then the end marked N would point towards________

The south magnetic pole of the earth

The south geographic pole of the earth

The north magnetic pole of the earth

The north geographic pole of the earth

Aluminium is obtained by______

Heating Al2O with iron

Heating Al2O3 with coke

Electrolysing a solution of Al2O3 in molten cryolite

Electrolysing fused AlCl3

Under Indian space programme, the abbreviation GSLV stands for_______

Geosynchronous Satellite Launch Vehicle

Global Satellite Link Vehicle

Geostationary Solar Light Vehicle

Geostationary satellite link vehicle

If there were no organic life on the Earth, the amount of oxygen in the atmosphere will______

Remain unchanged

Be approximately hundred percent

Be almost nil

Be approximately fifty percent

Mark the odd one out.

Colour blindness

Hexadactyly

Haemophilia

Night blindness

1, 5, 4, 7, 6, 3, 2

1, 3, 5, 6, 4, 2, 7

1, 3, 5, 2, 4, 6, 7

1, 5, 6, 2, 4, 7, 3

In a triangle ABC, (A = 90º and D is the mid-point of AC. The value of BC2 – BD2 is equal to_______

AD2

2AD2

3AD2

4AD2

The factorization of 25 – p2 – q2 – 2pq is

(5 + p + q) (5 – p + q)

(5 + p + q) (5 – p – q)

(5 + p + q) (5 + p – q)

(5 + p – q) (5 – p + q)

9

4.96

3.72

6.76

The value of 9x2 + 49y2 – 42xy when x = 15 and y = 3 is______

636

576

386

456

1D, 2B, 3C, 4A

1A, 2C, 3D, 4B

1B, 2D, 3A, 4C

1C, 2A,3B, 4D

Acute angles

Obtuse angles

Parallel lines

Perpendicular lines

30º

45º

55º

60º

What is the prime factorization of 45?

23 ( 5

32 ( 5

52 ( 3

52 ( 9

A duck flew at 18 km per hour for 3 hours, then at 15 km per hour for 2 hours. How far did the duck flu in all?

69 km

75 km

81 km

84 km

The age of a man is same as his wife’s age with the digits reversed. Then sum of their ages is 99 and the man is 9 years older than his wife. How old is the man?

50

49

54

44

12

10

18

8

How many small cubes with edges of 10 cm can be just accommodated in a cubical box of 1 m edge?

10

100

1000

10000

Which of the following is not true?

Burning of coal releases SO2

Acid rain is harmful to crops

CNG is a clean fuel

Incomplete combustion of coal releases O2.

Dennis the Menace is thinking of two numbers. Their greatest common factor is 6. Their least common multiple is 36. One of the numbers is 12. What is the other number?

18

16

6

24

Anita passed around a basket of strawberries to the girls at her party. Before the party she ate 5 strawberries and gave a friend 3. Eight girls arrived at the party. The first girl took a strawberry, the second girl took 3 strawberries, the third girl took 5 strawberries and so on. After the last girl took her strawberries, the basket was empty. How many strawberries were there in the basket at the beginning?

72

60

65

45

The Earth is surrounded by an insulating blanket which protects us from the UV rays.

Hydrosphere

Ozonosphere

Atmosphere

Biosphere

Which of the following has an organic origin?

Sand

Bakelite

Nylon

Coal

If you dissolved a lot of salt in some water in a large flat dish and put the dish in bright sunlight on a hot day, what would be left in the dish after a long time?

Dry salt

Water with no salt

The same salty water as before

Nothing

Which of the following statements is wrong?

An atom and its ion have unequal number of protons

The size of an anion is bigger than that of the corresponding atom

An atom is electrically neutral

The size of a cation is smaller than that of the corresponding atom

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How to get the cube root of 7689? I want to know the easy process

1377 days 8 hours 42 minutes ago

what will be the remainder when (17^18^19^20^21^22^23........infinite) divided by 8 any why?

1593 days 5 hours 1 minutes ago

seperti karbon, sulfur, fosfor, silikon, serta kotoran seperti tanah liat, pasir, dan tanah.

sebesar kepalan tangan, dipilih yang mengandung unsur logam, dicuci dengan air unruk

http://goo.gl/o5s4FC http://bit.ly/2bM119U

1792 days 18 hours 3 minutes ago

and if we multiply all the three sides of a cuboid its equal to volume and is not the square of volume.if i am wrong thn prove it with an example

1854 days 17 hours 59 minutes ago

they gave area of rectangles of cuboid

not length of sides of cuboid

1835 days 9 hours 37 minutes ago

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