Explore topic-wise MCQs in Mathematics.

This section includes 3977 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1951.

Q: If $$ {y\over x-z}={y+x\over z}={x\over y}$$ the find x:y:z is?

A. 01:02:03
B. 03:02:01
C. 04:02:03
D. 02:04:07
Answer» D. 02:04:07
1952.

Q: If $$ {y\over {x-3}}={y+x\over 3}={x\over y}$$ then 3 : y : x equal to :

A. 03:02:01
B. 04:02:03
C. 03:02:04
D. 03:04:02
Answer» D. 03:04:02
1953.

Q: If $$ {y={2x-1\over x+3}}$$ find x when y=1

A. 4
B. -4
C. 2021-02-03 00:00:00
D. 2021-03-04 00:00:00
Answer» B. -4
1954.

Q: If xy(x+y)=1, then $$ {1\over x^3 y^3}-{x^3-y^3}$$ is equal to-

A. 0
B. 1
C. 3
D. -2
Answer» D. -2
1955.

Q: If  $$ \ {xy\over x+y}= a, $$ $${xz\over x+z}=b $$ and $$ {yz\over y+z} =c $$  where a, b, c are all non – zero numbers, then x equals to

A. $$ 2abc\over {ab+bc-ac} $$
B. $$ 2abc\over {ab+ac-ac} $$
C. $$ 2abc\over {ac+bc-ab} $$
D. $$ 2abc\over {ac+bc-ac} $$
Answer» D. $$ 2abc\over {ac+bc-ac} $$
1956.

Q: If x4+2x3+ax2+bx+9 is a perfect square where a and b are positive real numbers, then the value of a and b

A. a = 5, b = 6
B. a = 6, b = 7
C. a = 7, b = 7
D. a = 7, b = 8
Answer» C. a = 7, b = 7
1957.

Q: If x2+y2-4x-4y+8=0, then the value of x-y is:

A. 0
B. 8
C. 4
D. -4
Answer» B. 8
1958.

Q: If x2+y2+z2 = xy + yz + zx, then the value of $${3x^4+7y^4+5z^4}\over{5x^2y^2+7y^2z^2+3z^2x^2} $$ is

A. 2
B. 1
C. 0
D. -1
Answer» C. 0
1959.

Q: If (x11+1) is divided by (x+1), then the remainder is :

A. 0
B. 2
C. 1
D. 10
Answer» B. 2
1960.

Q: If x1 and x2 are the roots of the equations bx2-ax + log2my=0 such that x12=a2+x22 then evaluate the roots in terms of a and b.

A. $$ {a\over2ab}{(a^{2}+1)},{a\over2ab}{(1-b^{2})}$$
B. $$ {a\over2b}{(b^{2}+1)},{a\over2b}{(1-a^{2})}$$
C. $$ {a\over2ab}{(b^{2}-1)},{a\over2ab}{(1-b^{2})}$$
D. $$ {a\over2b}{(b^{2}+1)},{a\over2b}{(1-b^{2})}$$
Answer» B. $$ {a\over2b}{(b^{2}+1)},{a\over2b}{(1-a^{2})}$$
1961.

Q: If x, y, z are three sum of money such that y is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then what is the relation between x, y, z we have –

A. $$x^2=xy$$
B. xyz = 1
C. $$x^2=xy$$
D. $$y^2=zx$$
Answer» E.
1962.

Q: If x+y+z=22 and xy+yz+zx=35, then what  is the value of (x-y)2 +(y-z)2+(z-x)2?

A. 793
B. 681
C. 758
D. 715
Answer» D. 715
1963.

Q: If x + y + z=1, xy+yz+zx=-26 and x3 + y3+z3=151, then what will be the value of xyz?

A. -18
B. 32
C. 24
D. – 30
Answer» D. – 30
1964.

Q: If (x+y+z)=12, xy+yz+zx=44 and xyz=48, then what is the value of x3+y3+z3=?

A. 104
B. 144
C. 288
D. 196
Answer» D. 196
1965.

Q: If $$ ({x+y\over z})=2$$ , then what is the value of $$ [{ {y\over {y-z}}}] +[{ {x\over {x-z}}}]$$.

A. 0
B. 1
C. 2
D. -1
Answer» D. -1
1966.

Q: If x, y are two positive real number and  $$x^{1/3}=y^{1/4}$$, then which of the following relations is true?

A. $$x=y^3$$
B. $$x^{20}=y^{15}$$
C. $$x^3=y^4$$
D. $$x^3=y$$
Answer» C. $$x^3=y^4$$
1967.

Q: If x+ y=90°, then what is  the value of $$ {\sqrt{cosx.cosecy-cosx.siny}}$$?

A. cosx
B. sinx
C. $$ {\sqrt{sinx}}$$
D. $$ {\sqrt{cosx}}$$
Answer» C. $$ {\sqrt{sinx}}$$
1968.

Q: If x - y = 6 and xy = 40, then  find $$ {x^2+y^2}$$

A. 146
B. 80
C. 89
D. 116
Answer» E.
1969.

Q: If (x +y) = 6 and x2 + y2 = 20 then find the value of (x - y) 2.

A. 6
B. 10
C. 2
D. 4
Answer» E.
1970.

Q: If x - y = 3, then what is the value of x3 - y3-9xy?

A. 18
B. 27
C. 3
D. 9
Answer» C. 3
1971.

Q:  If x+y=14: x3+y3=1064, then the value of (x-y)2 is:

A. 81
B. 36
C. 100
D. 64
Answer» C. 100
1972.

Q: If x:y=3:2 then the ratio $$ {2\ x^{2}+3\ y^{2}}:{3\ x^{2}}-{2\ {y^{2}}}$$ is equal to

A. 12:05:00
B. 06:05:00
C. 1900-01-01 06:19:00
D. 05:03:00
Answer» D. 05:03:00
1973.

Q: If x+y=10 and xy=4, then what is the value of x4+y4=?

A. 8432
B. 8464
C. 7478
D. 6218
Answer» B. 8464
1974.

Q: If x + y = 1 and xy (xy – 2) = 12,then the value of x4 + y4 is:

A. 23
B. 25
C. 19
D. 20
Answer» C. 19
1975.

Q: If x tan45° cos30° = sin30° cos45°, then x is equal to -

A. $${1\over\sqrt { 3} \ } $$
B. $${1\over\sqrt { 6} \ } $$
C. $${1\over\sqrt { 2} \ } $$
D. $${2\over\sqrt { 3} \ } $$
Answer» C. $${1\over\sqrt { 2} \ } $$
1976.

Q: If  $$ {x^{\sqrt{x}}}={({x{\sqrt{x}}})^{x}}$$, then the find the value of x

A. $$ {3\over4}$$
B. $$ {3\over5}$$
C. $$ {9\over4}$$
D. $$ {7\over4}$$
Answer» D. $$ {7\over4}$$
1977.

Q: If $$ x={\sqrt3\over{2}}$$ then the value of $$ \sqrt{1+x}-\sqrt{1-x}$$ will be

A. 1
B. 0
C. $$ \sqrt{3}$$
D. $$ \sqrt{2}$$
Answer» B. 0
1978.

Q: If $$ x=\sqrt{\sqrt{5}+1\over {\sqrt{5}-1}}$$ then the value  of $$ {5x^2-5x-1}$$ will be:

A. 0
B. 3
C. 4
D. 5
Answer» D. 5
1979.

Q: If $$x=(\sqrt2+1)^{1\over3} $$, the value of $$(x^3-{1\over {x^3}}) $$ is

A. 0
B. $$-\sqrt { 2} \ $$
C. 2
D. $$3\sqrt { 2} \ $$
Answer» D. $$3\sqrt { 2} \ $$
1980.

Q:  If $$ {x\over y}={y\over w}$$ then what is the value of (xy+zw).

A. $$ {(x^{2}+z^{2})(y^{2}+w^{2})}$$
B. $${(x^{2}{y^{2}+z^{2}w^{2}})}$$
C. $${(x^{2}{w^{2}+y^{2}z^{2}})}$$
D. $$ {(x^{2}+w^{2})(y^{2}+z^{2})}$$
Answer» B. $${(x^{2}{y^{2}+z^{2}w^{2}})}$$
1981.

Q:  If $$ x=\sqrt{(1.96)}-\sqrt{(0.04)}$$ then the value of x is

A. 1.11
B. 1.18
C. 1.2
D. 1.22
E. 1.19
Answer» D. 1.22
1982.

Q: If x – y + z = 15, xyz = -216 and xz – xy – yz = 18, then the value of $$ {x^3}-{y^3}+{z^3}=$$

A. 2613
B. 2813
C. 3013
D. 3213
Answer» E.
1983.

Q: If (x + k ) is the common factor of x2 + ax + b and x2 + cx + d , then what is k equal to ?

A. $$ {(d-b)\over {(c-a)}}$$
B. $$ {(d-b)\over {(a-c)}}$$
C. $$ {(d+b)\over {(c+a)}}$$
D. $$ {(d-b)\over {(c+a)}}$$
Answer» B. $$ {(d-b)\over {(a-c)}}$$
1984.

Q: If x is the mean proportional between 20 and 5 and y is the third proportional to 16 and 64, then find the value of x/y.

A. 25.6
B. 30.4
C. 25.4
D. 25.8
Answer» B. 30.4
1985.

Q: If x is real then the minimum value of (x2-x-1) is :

A. 1
B. $$-{5\over 4}$$
C. $$3\over 4 $$
D. 0
Answer» C. $$3\over 4 $$
1986.

Q: If x cos2300. sin600=$${tan^2{45}^0.sec60^0}\over cosec\ 60^0$$ then the value of x :

A. $$ 1\over \sqrt { 3} $$
B. $$ 2{2\over 3} $$
C. $$ 1\over \sqrt { 2} $$
D. $$ {1\over 2} $$
Answer» C. $$ 1\over \sqrt { 2} $$
1987.

Q: If x is less than y by 25% then y exceeds x by :

A. $$ 33{1\over 3}\% $$
B. 0.25
C. 0.75
D. $$ 66{2\over 3}\% $$
Answer» B. 0.25
1988.

Q: If x is added to each of 12, 28, 21 and 45, the numbers so obtained, in this order, are in proportion. What is the mean proportional between (x + 3) and (4x +1)?

A. 15
B. 18
C. 10
D. 12
Answer» B. 18
1989.

Q: If X is 20% less than Y, then find the value of $${Y-X\over Y}$$ and $${X\over X-Y }$$

A. $${3\over5},-{3\over5}$$
B. $${1\over5},-4$$
C. $$5,-{1\over4}$$
D. $${2\over5},-{5\over2}$$
Answer» C. $$5,-{1\over4}$$
1990.

Q: If x is 80% of y, what percent of x is y?

A. 0.75
B. 0.8
C. 1
D. 1.25
Answer» E.
1991.

Q: If X beakers of 100 ml containing 1 : 4 acid-water solution are mixed with Y beakers of 200 ml containing 3:17 acid-water solution then the ratio of acid to water in the resulting mixture becomes 19:91 Find X : Y .

A. 05:03:00
B. 03:05:00
C. 07:13:00
D. 13:07:00
Answer» B. 03:05:00
1992.

Q: If x = b+c -2a, y=c+a-2b, z=a+b-2c, then the value of x2+y2-z2+2xy is :

A. a-b+c
B. a+b-c
C. 0
D. a+b+c
Answer» D. a+b+c
1993.

Q: If x = a - b, y = b - c, z = c - a, then the numerical value of the algebraic expression x3 +y3 + z3 -3xyz will be

A. 4 (a+b+c)
B. 3 abc
C. a + b + c
D. 0
Answer» E.
1994.

Q: If $$ {x=a^{2\over3}-a^{-2\over3}}$$ then the value of $$ {x^{3}+3x}$$.

A. $$ {a^2-{1\over{a^{2}}}}$$
B. $$ {a^2+{1\over{a^{2}}}}$$
C. $$ {a+{1\over a}}$$
D. $$ {a-{1\over a}}$$
Answer» B. $$ {a^2+{1\over{a^{2}}}}$$
1995.

Q: If $$ {x+{9\over x}=6}$$  then find the value of $$ {x^{2}+{1\over x^{3}}}$$

A. $$ {12{1\over 27}}$$
B. $$ {9{1\over 27}}$$
C. $$ {8{1\over 27}}$$
D. $$ {10{1\over 27}}$$
Answer» C. $$ {8{1\over 27}}$$
1996.

Q:  If $$ {x=7-4\sqrt{3}}$$ find the value of $$ {\sqrt{x}+{1\over {\sqrt{x}}}}$$.

A. 0
B. 1
C. 2
D. 4
Answer» E.
1997.

Q: If $$ {(x-5)^{2} +{(y-2)^{2}}+{(z-9)^{2}=0}}$$ then what is the value of (x+y-z)?

A. -2
B. 4
C. 3
D. 1
Answer» B. 4
1998.

Q: If $$ {x^{4}+x^{2}y^{2}+y^{4}={21\over256}}$$ and $$ {x^{2}+xy+y^{2}={3\over16}}$$ then $$ {2(x^{2}+y^{2})}=?$$

A. $$ {3\over 8}$$
B. $$ {5\over 8}$$
C. $$ {3\over 4}$$
D. $$ {5\over 16 }$$
Answer» C. $$ {3\over 4}$$
1999.

Q: If $$ {x^4}+{1\over{x^4}}$$ then find $$ {x^3}-{1\over{x^3}}=?$$

A. 80
B. 79
C. 78
D. 76
Answer» E.
2000.

Q: If $$ {x+3y-{2z\over 4}}=6$$ , $$ {x+{2\over 3}}(2y+3z)=33$$ and $$ {1\over 7}{(x+y+z)+2z=9}$$, then what is the value of $$ {46x+131y}$$?

A. 364
B. 414
C. 384
D. 464
Answer» C. 384