135 + Mcqs in Math Page 2 McqOptions

51.	The lengths of sides of triangle are x cm,(x + 1) cm and (x + 2) cm, the value of x when triangle is right angled is
A.	5cm
B.	4cm
C.	3cm
D.	6cm
Answer» D. 6cm

Discussion

52.	Simplifying the expression (m²cx + mc)⁄(m²x² + 2mx + 1) gives us
A.	mc⁄(mx + 1)
B.	(mx + 1)⁄mc
C.	mc + 1⁄m
D.	none of above
Answer» B. (mx + 1)⁄mc

Discussion

53.	Making a the subject of (a⁄b) - (a⁄c) = 1 we get
A.	a = b⁄c
B.	a = c⁄b
C.	a = c + b + 1
D.	a = bc⁄(c - b)
Answer» E.

Discussion

54.	Simplification of (a² - 4b²)⁄((a²+2ab)⁄ab) yields
A.	b(a - 2b)
B.	a(b - 2a)
C.	a + 2b
D.	a - 2b
Answer» B. a(b - 2a)

Discussion

55.	If we make a the subject of given formula (p + a)⁄5 = 3p we get
A.	12p⁄a
B.	a + p⁄5
C.	a = 14p
D.	a = 15p
Answer» B. a + p⁄5

Discussion

56.	Solving the following expression 3⁄(2 - a⁄6)
A.	18⁄(12 - a)
B.	12a⁄18
C.	6a⁄4
D.	none of above
Answer» B. 12a⁄18

Discussion

57.	VPQRS is rectangle based pyramid where PQ = 30cm, QR = 20cm and volume is 2000cm³, the height is
A.	20cm
B.	40cm
C.	10cm
D.	30cm
Answer» D. 30cm

Discussion

58.	If a hemisphere has a curved surface area of 175cm² its radius is
A.	5.28cm
B.	3.45cm
C.	28.5cm
D.	45.3cm
Answer» B. 3.45cm

Discussion

59.	A cone has a circular base of radius 6m and volume 84π m³. The height of cone is
A.	7m
B.	6m
C.	8m
D.	8m
Answer» B. 6m

Discussion

60.	The volume of cone with surface area 7cm and height 14cm is
A.	120cm³
B.	160cm³
C.	180cm³
D.	200cm³
Answer» D. 200cm³

Discussion

61.	Non-right pyramids are called
A.	Oblique Pyramids
B.	Tetrahedron based pyramids
C.	Pentagon based pyramids
D.	Hexagon based pyramids
Answer» B. Tetrahedron based pyramids

Discussion

62.	The set of vowels in English alphabet contains elements
A.	{a, b, c, d, e, f}
B.	{a, e, i, o, u}
C.	{p, q, r, s, t}
D.	{l, m, n, o, p}
Answer» C. {p, q, r, s, t}

Discussion

63.	A group or collection of objects is called
A.	element
B.	set
C.	list
D.	group
Answer» C. list

Discussion

64.	A set with no elements is
A.	a subset
B.	a universal set
C.	a null set
D.	a superset
Answer» D. a superset

Discussion

65.	Individual Objects in a set are called
A.	element
B.	set
C.	list
D.	None of above
Answer» B. set

Discussion

66.	If A = {3, 6, 9, 12} and B = {6, 8, 9} then intersection of A and B is
A.	{3, 6}
B.	{3, 12}
C.	{6, 9}
D.	{9, 12}
Answer» D. {9, 12}

Discussion

67.	Two polygons are similar then their corresponding angles are
A.	Not equal
B.	Equal
C.	congruent
D.	None of above
Answer» C. congruent

Discussion

68.	Two hexagons of same shape and different sizes are
A.	Congruent
B.	Non-identical
C.	Non-congruent
D.	None of above
Answer» D. None of above

Discussion

69.	The scale of map is 4cm : 1km, the simplest possible ratio is
A.	1cm : 250m
B.	2cm : 340m
C.	3cm : 560m
D.	4cm : 120m
Answer» B. 2cm : 340m

Discussion

70.	Congruent objects are
A.	Identical
B.	Non-identical
C.	Irregular
D.	None of above
Answer» C. Irregular

Discussion

71.	Objects having same shapes but not necessarily same sizes are
A.	Similar
B.	Non-identical
C.	Non-similar
D.	None of above
Answer» B. Non-identical

Discussion

72.	If the volume of sphere is 850m³ then its radius and surface area are
A.	6m, 450m²
B.	5m, 560m²
C.	2m, 780m²
D.	5.88m, 434m²
Answer» E.

Discussion

73.	The surface area of cone is
A.	a²
B.	πa²
C.	πrl
D.	none of above
Answer» D. none of above

Discussion

74.	The volume of sphere is
A.	(4/3)πr³
B.	3⁄4rl
C.	3.414ra
D.	None of above
Answer» B. 3⁄4rl

Discussion

75.	A cone with a circular base of radius 5cm and height 12cm has surface area of
A.	204cm²
B.	210cm²
C.	80cm²
D.	none of above
Answer» B. 210cm²

Discussion

76.	The surface area of sphere is
A.	2πr
B.	4πr²
C.	2πr²
D.	6πr²
Answer» C. 2πr²

Discussion

77.	The mode of 12, 17, 16, 14, 13, 16, 11, 14 is
A.	13
B.	11
C.	14
D.	14 and 16
Answer» E.

Discussion

78.	Number which occurs most frequently in a set of numbers is
A.	mean
B.	median
C.	mode
D.	None of above
Answer» D. None of above

Discussion

79.	In a triangle with sides a,b and c, if a² = b² + c², then angle facing a is
A.	acute angle
B.	right angle
C.	obtuse angle
D.	none of above
Answer» C. obtuse angle

Discussion

80.	The measure of chance is known as
A.	Geometry
B.	statistics
C.	probability
D.	none of above
Answer» D. none of above

Discussion

81.	The median of 7, 6, 4, 8, 2, 5, 11 is
A.	6
B.	12
C.	11
D.	4
Answer» B. 12

Discussion

82.	If 6 books costs $48, then the cost of 8 books will be
A.	$65
B.	$64
C.	$66
D.	$68
Answer» C. $66

Discussion

83.	10 identical pipes fill water tank in 4h, 8 pipes fill the same tank in
A.	6h
B.	7h
C.	5h
D.	4h
Answer» D. 4h

Discussion

84.	If 6kg biscuits costs $27 then the cost of 13kg of biscuits will be
A.	60$
B.	58.50$
C.	56$
D.	35$
Answer» C. 56$

Discussion

85.	5 men paint 2 houses in 3 days, 10 men paint 8 houses in
A.	5 days
B.	6 days
C.	2 days
D.	7 days
Answer» C. 2 days

Discussion

86.	X : y for 5x = 7y is
A.	7:05
B.	5:07
C.	6:01
D.	7:01
Answer» B. 5:07

Discussion

87.	For y = 12 and x = 4, value of k is
A.	6
B.	5
C.	3
D.	8
Answer» D. 8

Discussion

88.	Y is inversely proportional to x, y = 3 when x = 4, value of y when x = 6 is
A.	2
B.	6
C.	8
D.	10
Answer» B. 6

Discussion

89.	Y = 5x³ the two variables are
A.	directly related
B.	inversely related
C.	not related
D.	None of above
Answer» B. inversely related

Discussion

90.	If the mass of 108 books is 30kg then mass of 150 books is
A.	27.33
B.	23.4
C.	45.67
D.	26.8
Answer» B. 23.4

Discussion

91.	For y = 21 and k = 3, value of x is
A.	5
B.	22
C.	23
D.	21
Answer» E.

Discussion

92.	If we solve 3x + 2y = 7 and 9x + 8y = 22 we get
A.	x = 2, y = 1⁄2
B.	x = 5, y = 1⁄2
C.	x = 3⁄2, y = 1
D.	none of above
Answer» B. x = 5, y = 1⁄2

Discussion

93.	Solve the equations 5p - 2q = 9, 3p + 2q = 7 for value of p and q
A.	p = 1⁄2, q = 1⁄3
B.	p = 2, q = 1⁄2
C.	p = 0, q = 3
D.	none of above
Answer» C. p = 0, q = 3

Discussion

94.	The diagonal of square is 42.5cm. The perimeter and area of square is
A.	120 cm, 903cm²
B.	50cm, 45cm²
C.	45cm, 903cm²
D.	56cm, 60cm²
Answer» B. 50cm, 45cm²

Discussion

95.	Given that √((x + y)⁄(x - y)) = z, the value of x when y = 4 and z = 3 is
A.	112⁄26
B.	26⁄112
C.	124/56
D.	150/35
Answer» B. 26⁄112

Discussion

96.	Simplifying the given expression 7⁄(2x - 5) + 4⁄(x - 3) gives us
A.	23x - 31
B.	(15x - 41)⁄(2x - 5)(x - 3)
C.	(x - 3)(2x - 5)⁄23x
D.	none of above
Answer» C. (x - 3)(2x - 5)⁄23x

Discussion

97.	Simplification of the given expression 16a² b² ⁄48a³ b gives
A.	b⁄3a
B.	3a⁄b
C.	24a
D.	6a⁄7b
Answer» B. 3a⁄b

Discussion

98.	Given that A = (1⁄3)πr² h + (4⁄3)πr³ find A when r = 7, h = 15 and π= 3.142
A.	2207.8
B.	2100
C.	564.89
D.	2206.7
Answer» E.

Discussion

99.	The single denominator expression for (1⁄4)c⁄(c + 1⁄3)
A.	3c⁄(4(3c + 1))
B.	4c + 1⁄3c
C.	3c⁄4
D.	4⁄3c
Answer» B. 4c + 1⁄3c

Discussion

100.	Solving the equations (x + y)⁄3 = 3 and (3x + y)⁄5 = 1 gives
A.	x = -2, y = 11
B.	x = 11, y = -2
C.	x = 13, y = 2
D.	x = 19, y = 14
Answer» B. x = 11, y = -2

Discussion

Explore topic-wise MCQs in Grade7.

The lengths of sides of triangle are x cm,(x + 1) cm and (x + 2) cm, the value of x when triangle is right angled is

Simplifying the expression (m²cx + mc)⁄(m²x² + 2mx + 1) gives us

Making a the subject of (a⁄b) - (a⁄c) = 1 we get

Simplification of (a² - 4b²)⁄((a²+2ab)⁄ab) yields

If we make a the subject of given formula (p + a)⁄5 = 3p we get

Solving the following expression 3⁄(2 - a⁄6)

VPQRS is rectangle based pyramid where PQ = 30cm, QR = 20cm and volume is 2000cm³, the height is

If a hemisphere has a curved surface area of 175cm² its radius is

A cone has a circular base of radius 6m and volume 84π m³. The height of cone is

The volume of cone with surface area 7cm and height 14cm is

Non-right pyramids are called

The set of vowels in English alphabet contains elements

A group or collection of objects is called

A set with no elements is

Individual Objects in a set are called

If A = {3, 6, 9, 12} and B = {6, 8, 9} then intersection of A and B is

Two polygons are similar then their corresponding angles are

Two hexagons of same shape and different sizes are

The scale of map is 4cm : 1km, the simplest possible ratio is

Congruent objects are

Objects having same shapes but not necessarily same sizes are

If the volume of sphere is 850m³ then its radius and surface area are

The surface area of cone is

The volume of sphere is

A cone with a circular base of radius 5cm and height 12cm has surface area of

The surface area of sphere is

The mode of 12, 17, 16, 14, 13, 16, 11, 14 is

Number which occurs most frequently in a set of numbers is

In a triangle with sides a,b and c, if a² = b² + c², then angle facing a is

The measure of chance is known as

The median of 7, 6, 4, 8, 2, 5, 11 is

If 6 books costs $48, then the cost of 8 books will be

10 identical pipes fill water tank in 4h, 8 pipes fill the same tank in

If 6kg biscuits costs $27 then the cost of 13kg of biscuits will be

5 men paint 2 houses in 3 days, 10 men paint 8 houses in

X : y for 5x = 7y is

For y = 12 and x = 4, value of k is

Y is inversely proportional to x, y = 3 when x = 4, value of y when x = 6 is

Y = 5x³ the two variables are

If the mass of 108 books is 30kg then mass of 150 books is

For y = 21 and k = 3, value of x is

If we solve 3x + 2y = 7 and 9x + 8y = 22 we get

Solve the equations 5p - 2q = 9, 3p + 2q = 7 for value of p and q

The diagonal of square is 42.5cm. The perimeter and area of square is

Given that √((x + y)⁄(x - y)) = z, the value of x when y = 4 and z = 3 is

Simplifying the given expression 7⁄(2x - 5) + 4⁄(x - 3) gives us

Simplification of the given expression 16a² b² ⁄48a³ b gives

Given that A = (1⁄3)πr² h + (4⁄3)πr³ find A when r = 7, h = 15 and π= 3.142

The single denominator expression for (1⁄4)c⁄(c + 1⁄3)

Solving the equations (x + y)⁄3 = 3 and (3x + y)⁄5 = 1 gives