Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

If x−−√x - y√y = 1, x−−√x + y√y = 17, then xy−−√xy = ?

A. 72−−√7272−−√7272−−√72−−√72−−√72−−√72−−√72−−√727272−−−−−−√√72
B. 72
C. 32
D. 24
Answer» B. 72
2.

If x = 999, y = 1000, z = 1001 then the value of x3+y3+z3−3xyzx−y+zx3+y3+z3−3xyzx−y+z is?

A. 1000
B. 9000
C. 1
D. 9
Answer» B. 9000
3.

If 2+aa2+aa + 2+bb2+bb + 2+cc2+cc = 4, then the value of ab+bc+caabcab+bc+caabc is?

A. 2
B. 1
C. 0
D. 12121212121212121212112212
Answer» B. 1
4.

If 2x+14x=1,2x+14x=1, then the value of x2+164x2x2+164x2 is?

A. 0
B. 1
C. 14141414141414141414114414
D. 2
Answer» B. 1
5.

If x2+5x+6=0,x2+5x+6=0, then the value of 2xx2−7x+62xx2−7x+6 is?

A. 16161616161616161616116616
B. 13131313131313131313113313
C. −16−16−16−16−16−16−16−16−16161166−16
D. −13−13−13−13−13−13−13−13−13131133−13
Answer» B. 13131313131313131313113313
6.

If x=1(2–√+1),x=1(2+1), the value of x2 + 2x - 1 is?

A. 22–√2222–√2222–√22–√22–√22–√2222–√2–√222––√√22
B. 4
C. 0
D. 2
Answer» B. 4
7.

If x+1x=13−−√,x+1x=13, then 3x(x2−1)3x(x2−1) equal to?

A. 313−−√313313−−√313313−−√313−−√313−−√313−−√33313−−√13−−√131313−−−−−−√√313
B. 13−−√13131313−−√13131313−−√1313−−√1313−−√1313−−√1313−−√1313−−√1313−−√13−−√13−−√13−−√13−−√131313−−−−−−√√131313131313
C. 1
D. 3
Answer» B. 13−−√13131313−−√13131313−−√1313−−√1313−−√1313−−√1313−−√1313−−√1313−−√13−−√13−−√13−−√13−−√131313−−−−−−√√131313131313
8.

If 2x−12x=5,2x−12x=5, x≠0,x≠0, then find the value of x2+116x2−2x2+116x2−2 = ?

A. 1941941941941941941941941941941919191944194
B. 2342342342342342342342342342342323232344234
C. 2742742742742742742742742742742727272744274
D. 3143143143143143143143143143143131313144314
Answer» B. 2342342342342342342342342342342323232344234
9.

If x+1x=3–√,x+1x=3, then find the value of x3+1x3x3+1x3 = ?

A. -2
B. 0
C. 2
D. 4
Answer» B. 0
10.

If a2 = b + c, b2 = a + c, c2 = b + a, then what will be the value of 1a+11a+1 + 1b+11b+1 + 1c+11c+1 ?

A. -1
B. 2
C. 1
D. 0
Answer» B. 2
11.

If x=aabaab−−√3−−−−−√−−−−−−−−√3−−−−−−−−−−−√....∝x=aabaab33....∝ then the value of x is?

A. a2b−−−√5a2b5a2b−−−√5a2b5a2b−−−√5a2b−−−√5a2b−−−√5a2b−−−√5a2b−−−√5a2b−−−√5a2ba2ba2a2a2a2aa22b−−−−−−−−−√√55a2b5
B. a4b4−−−−√5a4b45a4b4−−−−√5a4b45a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4a4b4a4a4a4a4aa44b4b4b4b4bb44−−−−−−−−−−−−√√55a4b45
C. a5b−−−√6a5b6a5b−−−√6a5b6a5b−−−√6a5b−−−√6a5b−−−√6a5b−−−√6a5b−−−√6a5b−−−√6a5ba5ba5a5a5a5aa55b−−−−−−−−−√√66a5b6
D. a4b−−−√5a4b5a4b−−−√5a4b5a4b−−−√5a4b−−−√5a4b−−−√5a4b−−−√5a4b−−−√5a4b−−−√5a4ba4ba4a4a4a4aa44b−−−−−−−−−√√55a4b5
Answer» B. a4b4−−−−√5a4b45a4b4−−−−√5a4b45a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4−−−−√5a4b4a4b4a4a4a4a4aa44b4b4b4b4bb44−−−−−−−−−−−−√√55a4b45
12.

If a+1a=3,a+1a=3, then the value of a3+1a3a3+1a3 is?

A. 27
B. 24
C. 19
D. 18
Answer» B. 24
13.

If ab=12,ab=12, find the value of the expression (2a−5b)(5a+3b)(2a−5b)(5a+3b) = ?

A. -32
B. 11
C. −811−811−811−811−811−811−811−811−811−811−8−8−8−811111111−811
D. 17
Answer» B. 11
14.

If for a non - zero x, 32 + 5x + 3 = 0, then the value of x3+1x3x3+1x3 is?

A. 102710271027102710271027102710271027102710101010272727271027
B. −(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)((10271027102710271010101027272727))−(1027)
C. 23232323232323232323223323
D. −(23)−(23)−(23)−(23)−(23)−(23)−(23)−(23)−(23)((232323232233))−(23)
Answer» B. −(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)−(1027)((10271027102710271010101027272727))−(1027)
15.

If a+b=2c,a+b=2c, find aa−caa−c + cb−ccb−c = ?

A. 27
B. 3
C. 54
D. 9
Answer» B. 3
16.

If a + b + c = m and 1a1a + 1b1b + 1c,1c, then average of a2, b2, c2 is?

A. m2m2m2m2m2m2m2m2m2m2m2m2mm22m2
B. m23m23m23m23m23m23m23m23m23m23m2m2m2m2m2m2m2mm2233m23
C. m29m29m29m29m29m29m29m29m29m29m2m2m2m2m2m2m2mm2299m29
D. m227m227m227m227m227m227m227m227m227m227m2m2m2m2m2m2m2mm2227272727m227
Answer» B. m23m23m23m23m23m23m23m23m23m23m2m2m2m2m2m2m2mm2233m23
17.

If x2+1x2=1,x2+1x2=1, then the value of x102x102 + x96x96 + x90x90 + x84x84 + x78x78 + x72x72 + 55 is?

A. 0
B. 5
C. 3
D. 1
Answer» B. 5
18.

Find the minimum value of x which the expression x3 - 7x2 + 11x - 5 ≥ 0.

A. 0
B. 5
C. 1
D. -3
Answer» B. 5
19.

If (a−−√+b√)(a+b) = 15 and (a−−√−b√)(a−b) = 3, then the value of ab−−√4ab4 is?

A. 6
B. 7
C. 2722722722722722722722722722722727272722272
D. 5
Answer» B. 7
20.

If a=3–√−2–√3–√+2–√a=3−23+2 and b=3–√+2–√3–√−2–√,b=3+23−2, then the value of a2ba2b + b2ab2a = ?

A. 1030
B. 970
C. 1025
D. 930
Answer» B. 970
21.

If ab=256,ab=256, then the value of a2−b2a2+b2a2−b2a2+b2 is?

A. 589651589651589651589651589651589651589651589651589651589651589589589589651651651651589651
B. 589661589661589661589661589661589661589661589661589661589661589589589589661661661661589661
C. 661589661589661589661589661589661589661589661589661589661589661661661661589589589589661589
D. 625366253662536625366253662536625366253662536625366256256256253636363662536
Answer» B. 589661589661589661589661589661589661589661589661589661589661589589589589661661661661589661
22.

If x = 1 + 2–√2 + 3–√3 and y = 1 + 2–√2 - 3–√,3, then the value of x2+4xy+y2x+yx2+4xy+y2x+y is?

A. 22–√2222–√2222–√22–√22–√22–√22–√2–√222––√√22
B. 2(2+2–√)2(2+2)2(2+2–√)2(2+2)2(2+2–√)2(2+2–√)2(2+2–√)2(2+2–√)2(2+2–√)((2+2–√2+2–√2+2–√2–√222––√√))2(2+2)
C. 1
D. 6
Answer» B. 2(2+2–√)2(2+2)2(2+2–√)2(2+2)2(2+2–√)2(2+2–√)2(2+2–√)2(2+2–√)2(2+2–√)((2+2–√2+2–√2+2–√2–√222––√√))2(2+2)
23.

If x : y = 3 : 5 and x - y = -2, then the value of x + y is?

A. 8
B. 2
C. 3
D. 5
Answer» B. 2
24.

The simplified value of following is: (315a5b6c3×59ab5c4)(315a5b6c3×59ab5c4) ÷ 1017a2bc31017a2bc3

A. 310ab4c3310ab4c3310ab4c3310ab4c3310ab4c3310ab4c3310ab4c3310ab4c33103103310101010ab4b4b4b4bb44c3c3c3c3cc33310ab4c3
B. 910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc49109109910101010a2a2a2a2aa22bc4c4c4c4cc44910a2bc4
C. 910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc49109109910101010a2a2a2a2aa22bc4c4c4c4cc44910a2bc4
D. 110a4b4c10110a4b4c10110a4b4c10110a4b4c10110a4b4c10110a4b4c10110a4b4c10110a4b4c101101101110101010a4a4a4a4aa44b4b4b4b4bb44c10c10c10c10cc10101010110a4b4c10
Answer» B. 910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc4910a2bc49109109910101010a2a2a2a2aa22bc4c4c4c4cc44910a2bc4
25.

If 2, 0 is a solution of the linear equation 2x + 3y = k, then the value of k is?

A. 4
B. 6
C. 5
D. 2
Answer» B. 6
26.

If x+1x=3,x+1x=3, where x≠0,x≠0, then the value of x4+3x3+5x2+3x+1x4+1x4+3x3+5x2+3x+1x4+1 = ?

A. 3
B. 5
C. 7
D. 2
Answer» B. 5
27.

If a2 + b2 + c2 = 2(a - b - c) -3, then the value of a + b + c is?

A. -2
B. 1
C. 2
D. -1
Answer» B. 1
28.

If x+1x−1=abx+1x−1=ab and 1−y1+y=ba,1−y1+y=ba, then the value of x−y1+xyx−y1+xy is?

A. a2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2aba2−b2a2−b2a2−b2a2a2a2a2aa22−b2b2b2b2bb22ababababa2−b2ab
B. a2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b2a2+b2a2+b2a2a2a2a2aa22+b2b2b2b2bb222ab2ab2ab2aba2+b22ab
C. a2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b2a2−b2a2−b2a2a2a2a2aa22−b2b2b2b2bb222ab2ab2ab2aba2−b22ab
D. 2aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22aba2−b22ab2ab2ab2aba2−b2a2−b2a2−b2a2a2a2a2aa22−b2b2b2b2bb222aba2−b2
Answer» B. a2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b22aba2+b2a2+b2a2+b2a2a2a2a2aa22+b2b2b2b2bb222ab2ab2ab2aba2+b22ab
29.

If xy = a+2a−2,xy = a+2a−2, then the value of x2−y2x2+y2x2−y2x2+y2 = ?

A. 2aa2+22aa2+22aa2+22aa2+22aa2+22aa2+22aa2+22aa2+22aa2+22aa2+22a2a2a2aa2+2a2+2a2+2a2a2a2a2aa22+22aa2+2
B. 4aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44a4a4a4aa2+4a2+4a2+4a2a2a2a2aa22+44aa2+4
C. 2aa2+42aa2+42aa2+42aa2+42aa2+42aa2+42aa2+42aa2+42aa2+42aa2+42a2a2a2aa2+4a2+4a2+4a2a2a2a2aa22+42aa2+4
D. 4aa2+24aa2+24aa2+24aa2+24aa2+24aa2+24aa2+24aa2+24aa2+24aa2+24a4a4a4aa2+2a2+2a2+2a2a2a2a2aa22+24aa2+2
Answer» B. 4aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44aa2+44a4a4a4aa2+4a2+4a2+4a2a2a2a2aa22+44aa2+4
30.

If x−1x=2,x−1x=2, then the value of the following is x3−1x3x3−1x3 = ?

A. 2
B. 11
C. 15
D. 14
Answer» B. 11
31.

If x(x + y + z) = 20, y = (x + y + z) = 30 u0026 z(x + y + z) = 50, then the value of 2(x + y + z) is?

A. 20
B. 10
C. 15
D. 18
Answer» B. 10
32.

If x = y = z, then (x+y+z)2x2+y2+z2(x+y+z)2x2+y2+z2 is?

A. 2
B. 3
C. 1
D. 4
Answer» B. 3
33.

If x = 2, y = 1 and z = -3, then x3 + y3 + z3 - 3xyz is equal to?

A. 6
B. 0
C. 2
D. 8
Answer» B. 0
34.

If x = y, then the value of the expression x2−2+1x2x2−2+1x2 is?

A. 576255762557625576255762557625576255762557625576255765765765762525252557625
B. 242524252425242524252425242524252425242524242424252525252425
C. 2452452452452452452452452452452424242455245
D. 625246252462524625246252462524625246252462524625246256256256252424242462524
Answer» B. 242524252425242524252425242524252425242524242424252525252425
35.

The sum of 1x+y1x+y and 1x−y1x−y is?

A. 2yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22yx2−y22y2y2y2yx2−y2x2−y2x2−y2x2x2x2x2xx22−y2y2y2y2yy222yx2−y2
B. 2xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22x2x2x2xx2−y2x2−y2x2−y2x2x2x2x2xx22−y2y2y2y2yy222xx2−y2
C. −2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2yx2−y2−2y−2y−2y−2yx2−y2x2−y2x2−y2x2x2x2x2xx22−y2y2y2y2yy22−2yx2−y2
D. 2xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22xy2−x22x2x2x2xy2−x2y2−x2y2−x2y2y2y2y2yy22−x2x2x2x2xx222xy2−x2
Answer» B. 2xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22xx2−y22x2x2x2xx2−y2x2−y2x2−y2x2x2x2x2xx22−y2y2y2y2yy222xx2−y2
36.

If m=5+5+5.....−−−−√−−−−−−−−√−−−−−−−−−−−−−√m=5+5+5..... and n=5−5−5.....−−−−√−−−−−−−−√−−−−−−−−−−−−−√n=5−5−5..... then among the following the relation between m u0026 n holds is?

A. m - n + 1 = 0
B. m + n + 1 = 0
C. m + n - 1 = 0
D. m - n - 1 = 0
Answer» B. m + n + 1 = 0
37.

If a + b = 1, find the value of a3 + b3 - ab - (a2 - b2)2 = ?

A. 0
B. 1
C. -1
D. 2
Answer» B. 1
38.

If x+(1x)=2,x+(1x)=2, then the value of x7 + (1x5)x7 + (1x5) is?

A. 25
B. 212
C. 2
D. 27
Answer» B. 212
39.

IF 999x + 888y = 1332 and 888x + 999y = 555, then the value of x + y is?

A. 888
B. 1
C. 555
D. 999
Answer» B. 1
40.

If x - √3 - √2 = 0 and y - √3 + √2, then the value of (x3 - 20√2) - (y3 + 2√2) ?

A. 2
B. 3
C. 1
D. 0
Answer» B. 3
41.

If a2 + b2 + c2 = ab + bc + ca, then the value of a+cba+cb is?

A. 0
B. 2
C. 1
D. 3
Answer» B. 2
42.

(3x - 2y) : (3x + 3y) = 5 : 6, then one of the value of (x−−√3+y√3x−−√3−y√3)2(x3+y3x3−y3)2 is?

A. 1251251251251251251251251251251125252525125
B. 5
C. 15151515151515151515115515
D. 25
Answer» B. 5
43.

3(a2 + b2 c2) = (a + b + c)2 then the relation between a, b and c is ?

A. a = b ≠ c
B. a ≠ b ≠ c
C. a ≠ b = c
D. a = b = c
Answer» B. a ≠ b ≠ c
44.

If x+1x=2,x+1x=2, then the value of x12+1x12x12+1x12 is?

A. -4
B. 4
C. 2
D. 0
Answer» B. 4
45.

If x2+x=5,x2+x=5, then the value of (x+3)3+1(x+3)3=?(x+3)3+1(x+3)3=?

A. 140
B. 110
C. 130
D. 120
Answer» B. 110
46.

m−a2b2+c2m−a2b2+c2 + m−b2c2+a2m−b2c2+a2 + m−c2a2+b2m−c2a2+b2 = 3m, then the value of m is?

A. a2 + b2
B. a2 + b2 + c2
C. a2 - b2 - c2
D. a2 + b2 - c2
Answer» B. a2 + b2 + c2
47.

IF m - 5n = 2, then the value of (m3 - 125n3 - 30mn) is?

A. 6
B. 7
C. 8
D. 9
Answer» B. 7
48.

If 2+x3–√2+x3 = 12+3–√,12+3, then the simplest value of x is?

A. 1
B. -2
C. 2
D. -1
Answer» B. -2
49.

If x=a+a2+b3−−−−−−√−−−−−−−−−−−√3x=a+a2+b33 + a−a2+b3−−−−−−√−−−−−−−−−−−√3a−a2+b33 then x3+3bxx3+3bx is equal to?

A. 0
B. a
C. 2a
D. 1
Answer» B. a
50.

If a−−√3+b√3+c√3,a3+b3+c3, then the simplest value of (a+b−c)3(a+b−c)3 + 27abc27abc is?

A. -1
B. 3
C. -3
D. 0
Answer» B. 3