391 + Mcqs in NTS Mathematics Mcqs Page 2 McqOptions

51.	I. 9a2 + 18a + 5 = 0, II. 2b2 + 13b + 20 = 0 to solve both the equations to find the values of a and b?
A.	If a > b
B.	If a ? b
C.	If a < b
D.	If a ? b
Answer» B. If a ? b

Discussion

52.	A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If four marbles are picked at random, what is the probability that none is blue?
A.	17/91
B.	33/91
C.	51/91
D.	65/91
Answer» C. 51/91

Discussion

53.	Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:
A.	50 m
B.	72 m
C.	80 m
D.	2 m
Answer» B. 72 m

Discussion

54.	A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?
A.	12 days
B.	15 days
C.	16 days
D.	18 days
Answer» B. 15 days

Discussion

55.	A train 110 metres long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?
A.	5 sec
B.	6 sec
C.	7 sec
D.	0 sec
Answer» B. 6 sec

Discussion

56.	0.003 x 0.02 = ?
A.	0.06
B.	0.006
C.	0.0006
D.	0.00006
Answer» E.

Discussion

57.	The edge of a cube is 2a cm. Find its surface?
A.	6a2 cm2
B.	8a2 cm2
C.	12a2 cm2
D.	24a2 cm2
Answer» E.

Discussion

58.	A coin is tossed live times. What is the probability that there is at the least one tail?
A.	31/32
B.	1/16
C.	1/2
D.	1/32
Answer» B. 1/16

Discussion

59.	I. x2 + 11x + 30 = 0, II. y2 + 15y + 56 = 0 to solve both the equations to find the values of x and y?
A.	If x < y
B.	If x > y
C.	If x ? y
D.	If x ? y
Answer» C. If x ? y

Discussion

60.	(492 * 182) / 324 = ________?
A.	49
B.	98
C.	492
D.	982
Answer» D. 982

Discussion

61.	In a class of 40 students 20% are girls. How many boys are there in the class?
A.	26
B.	28
C.	30
D.	32
Answer» E.

Discussion

62.	What comes next in the sequence: 1, 3, 11, 43, ____?
A.	161
B.	171
C.	181
D.	191
Answer» C. 181

Discussion

63.	A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective.
A.	62/63
B.	125/126
C.	1/63
D.	1/126
Answer» E.

Discussion

64.	A man could buy a certain number of notebooks for Rs.300. If each notebook cost is Rs.5 more, he could have bought 10 notebooks less for the same amount. Find the price of each notebook?
A.	10
B.	8
C.	15
D.	7.50
Answer» B. 8

Discussion

65.	Ali and Waqar appeared in a test. Ali scored 12 marks more than Waqar and his marks are 54% of the sum of their marks. Score of Ali and Waqar is respectively ?
A.	1869
B.	8169
C.	6981
D.	7082
Answer» C. 6981

Discussion

66.	In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples?
A.	5/21
B.	5/14
C.	9/14
D.	16/21
Answer» B. 5/14

Discussion

67.	A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
A.	3
B.	4
C.	5
D.	6
Answer» D. 6

Discussion

68.	If the roots of a quadratic equation are 20 and -7, then find the equation?
A.	x2 + 13x + 140 = 0
Answer» D.

Discussion

69.	Surface area of two spheres are in the ratio 1:4 what is the ratio of their volumes?
A.	1:64
B.	1:8
C.	1:4
D.	8:1
Answer» C. 1:4

Discussion

70.	Who is Called the Father of Calculus?
A.	Al-Khwarizmi
B.	Aristotle
C.	Herodotus
D.	Isaac Newton
Answer» E.

Discussion

71.	3/7 of 4/9 of 2/5 of 7560 = (?)2
A.	18
B.	22
C.	24
D.	26
Answer» D. 26

Discussion

72.	An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1(2/3) hours, it must travel at a speed of:
A.	300 kmph
B.	360 kmph
C.	600 kmph
D.	720 kmph
Answer» B. 360 kmph

Discussion

73.	?3584 * 52.034 = _______?
A.	3180
B.	3200
C.	3120
D.	3210
Answer» D. 3210

Discussion

74.	The sum of the square of the three consecutive even natural numbers is 1460. Find the numbers?
A.	18, 20, 22
B.	20, 22, 24
C.	22, 24, 26
D.	24, 26, 28
Answer» C. 22, 24, 26

Discussion

75.	Insert the missing number 5 ? 14 10 97
A.	18
B.	16
C.	14
D.	12
Answer» B. 16

Discussion

76.	Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be
A.	4920 cm2
B.	4727 cm2
C.	9856 cm2
D.	19712 cm2
Answer» D. 19712 cm2

Discussion

77.	X + 3/x = 4 is called
A.	A transcendental equation
B.	Cubic equation
C.	An identity
D.	An equation
Answer» B. Cubic equation

Discussion

78.	X + 3/x(x+1) =
A.	4/3(x-4) - 1/3(x-1)
B.	3/4(x+2) + 1/4(x-2)
C.	3/x - 2/(x+1)
D.	None of Above
Answer» B. 3/4(x+2) + 1/4(x-2)

Discussion

79.	X = acos?, y = bsin? are parametric equations of
A.	Circle
B.	Parabola
C.	Ellipse
D.	Hyperbola
Answer» B. Parabola

Discussion

80.	X = asec?, y = btan? are parametric equations of
A.	Circle
B.	Parabola
C.	Ellipse
D.	Hyperbola
Answer» B. Parabola

Discussion

81.	? radians =
A.	360?
B.	180?
Answer» B. 180?

Discussion

82.	Tan?/2+cot?/2/cot?/2 tan?/2 =
A.	?sec?
B.	?cos?
C.	Cos?
D.	Sec?
Answer» B. ?cos?

Discussion

83.	Tan?/2-cot?/2/cot?/2 tan?/2 =
A.	Sin?
B.	?cos?
C.	Cos?
D.	Cos?
Answer» B. ?cos?

Discussion

84.	Polar form of a complex number is
A.	R ( tan? + ?cot? )
B.	R(sec? + ?cosec? )
C.	R(cos? + ?sin? )
D.	R (sin? + ?cos?)
Answer» B. R(sec? + ?cosec? )

Discussion

85.	Transpose of a rectangular matrix is a
A.	Rectangular matrix
B.	Diagonal matrix
C.	Square matrix
D.	Scaler matrix
Answer» B. Diagonal matrix

Discussion

86.	Transpose of a row matrix is
A.	Zero matrix
B.	Diagonal matrix
C.	Column matrix
D.	Row matrix
Answer» B. Diagonal matrix

Discussion

87.	Transpose of a square matrix is a
A.	Rectangular matrix
B.	Diagonal matrix
C.	Square matrix
D.	Scaler matrix
Answer» B. Diagonal matrix

Discussion

88.	Two geometric means between a and b are
A.	A(b/a)1/2,b
B.	A(a/b)1/2,b
C.	A(b/a)1/2,b
D.	Ab
Answer» B. A(a/b)1/2,b

Discussion

89.	Unary operation is one in which yields another number when performed on
A.	Two numbers
B.	A single number
C.	Three numbers
D.	Four numbers
Answer» B. A single number

Discussion

90.	Union of two non-collinear rays which have a common endpoint is called the
A.	Angle
B.	Radian
C.	Degree
D.	Minute
Answer» B. Radian

Discussion

91.	Value of 10C4 x 8C3 is
A.	12760
B.	11760
C.	10760
D.	9760
Answer» C. 10760

Discussion

92.	Value of 15C11 =
A.	1565
B.	1465
C.	1365
D.	1265
Answer» D. 1265

Discussion

93.	Value of 16C11 + 16C10 is
A.	14C10
B.	15C11
C.	17C10
D.	17C11
Answer» B. 15C11

Discussion

94.	Value of 5C2 =
A.	1
B.	10
C.	20
D.	30
Answer» C. 20

Discussion

95.	Value of n-1Cr + n-1Cr-1 is
A.	N+1Cr
B.	N-1Cr
C.	NCr-1
D.	N+1Cr+1
Answer» B. N-1Cr

Discussion

96.	Value of n-1Cr-2 + n-1Cr-1 is
A.	N+1Cr
B.	N-1Cr
C.	N-1Cr
D.	NCr-1
Answer» B. N-1Cr

Discussion

97.	Value of n-1Cr-2 + n-2Cr-1 is
A.	N+1Cr
B.	NCr
C.	NCr-1
D.	N-1Cr-1
Answer» B. NCr

Discussion

98.	Value of n-2Cr + n-2Cr-1 is
A.	N-1Cr
B.	N-1Cr
C.	NCr-1
D.	N-1Cr-1
Answer» B. N-1Cr

Discussion

99.	Value of n-2Cr-2 + n-2Cr-1 is
A.	N+1Cr
B.	NCr
C.	NCr-1
D.	N-1Cr-1
Answer» B. NCr

Discussion

100.	Sin8?-sin4? =
A.	2sin4?sin3?
B.	2sin6?cos2?
C.	2cos6?sin2?
D.	2cos4?sin?
Answer» B. 2sin6?cos2?

Discussion

Explore topic-wise MCQs in Mathematics Mcqs.

I. 9a2 + 18a + 5 = 0, II. 2b2 + 13b + 20 = 0 to solve both the equations to find the values of a and b?

A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If four marbles are picked at random, what is the probability that none is blue?

Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

A train 110 metres long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?

0.003 x 0.02 = ?

The edge of a cube is 2a cm. Find its surface?

A coin is tossed live times. What is the probability that there is at the least one tail?

I. x2 + 11x + 30 = 0, II. y2 + 15y + 56 = 0 to solve both the equations to find the values of x and y?

(492 * 182) / 324 = ________?

In a class of 40 students 20% are girls. How many boys are there in the class?

What comes next in the sequence: 1, 3, 11, 43, ____?

A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective.

A man could buy a certain number of notebooks for Rs.300. If each notebook cost is Rs.5 more, he could have bought 10 notebooks less for the same amount. Find the price of each notebook?

Ali and Waqar appeared in a test. Ali scored 12 marks more than Waqar and his marks are 54% of the sum of their marks. Score of Ali and Waqar is respectively ?

In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples?

A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?

If the roots of a quadratic equation are 20 and -7, then find the equation?

Surface area of two spheres are in the ratio 1:4 what is the ratio of their volumes?

Who is Called the Father of Calculus?

3/7 of 4/9 of 2/5 of 7560 = (?)2

An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1(2/3) hours, it must travel at a speed of:

?3584 * 52.034 = _______?

The sum of the square of the three consecutive even natural numbers is 1460. Find the numbers?

Insert the missing number 5 ? 14 10 97

Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be

X + 3/x = 4 is called

X + 3/x(x+1) =

X = acos?, y = bsin? are parametric equations of

X = asec?, y = btan? are parametric equations of

? radians =

Tan?/2+cot?/2/cot?/2 tan?/2 =

Tan?/2-cot?/2/cot?/2 tan?/2 =

Polar form of a complex number is

Transpose of a rectangular matrix is a

Transpose of a row matrix is

Transpose of a square matrix is a

Two geometric means between a and b are

Unary operation is one in which yields another number when performed on

Union of two non-collinear rays which have a common endpoint is called the

Value of 10C4 x 8C3 is

Value of 15C11 =

Value of 16C11 + 16C10 is

Value of 5C2 =

Value of n-1Cr + n-1Cr-1 is

Value of n-1Cr-2 + n-1Cr-1 is

Value of n-1Cr-2 + n-2Cr-1 is

Value of n-2Cr + n-2Cr-1 is

Value of n-2Cr-2 + n-2Cr-1 is

Sin8?-sin4? =