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CBSE
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MCQ Questions for CBSE Class 12 with Answers
MCQ Questions for CBSE Class 11 with Answers
MCQ Questions for CBSE Class 10 with Answers
MCQ Questions for CBSE Class 9 with Answers
MCQ Questions for CBSE Class 8 with Answers
MCQ Questions for CBSE Class 7 with Answers
MCQ Questions for CBSE Class 6 with Answers
MCQ Questions for CBSE Class 5 with Answers
MCQ Questions for CBSE Class 4 with Answers
MCQ Questions for CBSE Class 3 with Answers
MCQ Questions for CBSE Class 2 with Answers
MCQ Questions for CBSE Class 1 with Answers
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Algebra RRB (Railways) MCQ Questions With Answers
1.
If (8 - 10x) - (13x - 2) = - 9, then the value of x is
- 19/23
19/23
- 1/23
1/23
2.
When a = 5/4, the value of 64 a3 – 144 a2 + 192 a – 317 is
161
-153
-177
0
3.
If, [x2 + (1/x2)] = 51 ,then [x – (1/x)] is equal to
7
10
6
9
4.
If x = (√5 + 1)/(√5 - 1) and y = (√5 - 1)/(√5 + 1), then find the value of x2 - y2.
√5
2√5
3√5
4√5
5.
Find the value of k, if (x - 1) is a factor of 4x3 + 3x2 – 4x + k.
-2
-3
3
2
6.
If a + b + c = 12 (where a, b, c are real numbers), then the minimum value of a2 + b2 + c2 is:
96
100
98
48
7.
The sum of three consecutive number is 126. Find the highest number?
41
42
43
44
8.
If \(\frac{{m + \sqrt {{m^2} - 1} }}{{m - \sqrt {{m^2} - 1} }} + \frac{{m - \sqrt {{m^2} - 1} }}{{m + \sqrt {{m^2} - 1} }} = 14\), then find the value of m.
-1
-2
-3
-4
9.
If 3x - 8(2 - x) = - 19, then the value of x is
- 3/11
- 33/11
- 3/5
- 33/5
10.
A number is 25 more than its two-fifth. What is the number?
120
125
125/3
122/3
11.
If (x11 + 1) is divided by (x + 1), the remainder is:
0
2
11
12
12.
What is the value of (A + B)3 – (A – B)3 – 6B(A2 – B2) if A = 125 and B = 8?
4096
4608
4224
3456
13.
If xy = - 18 and x2 + y2 = 85, then find the value of (x + y).
8
10
9
7
14.
The product of two numbers is 8 times the difference of these two numbers. If the sum of these numbers is 12, then the larger number is?
6
4
8
2
15.
If (9 - 3x) - (17x - 10) = - 1, then the value of x is
1
-1
9/10
-9/10
16.
Ram went to a market and bought one copy of a Mathematics book and two pencils for Rs.65. Rahim went to the same market and bought another copy of the same book and ten pencils of the same brand for Rs.69. The price of each pencil was
Rs. 0.50
Rs. 1
Rs. 0.75
Rs. 2
17.
Given (a + b + c) = 8, (a + b) = 4, what is the value of c × (c + 2b + 2a)?
(b + c)
(a2 + b2)
48
36
18.
Find the factors of (x2 – x – 132)?
(x – 11)(x – 12)
(x + 12)(x – 11)
(x + 11)(x + 12)
(x – 12)(x + 11)
19.
If x = 3/2, then the value of 27x3 – 54x2 + 36x – 11 is
\(11\frac{3}{8}\)
\(11\frac{5}{8}\)
\(12\frac{3}{8}\)
\(12\frac{5}{8}\)
20.
Which of the following is a factor of the polynomial (4x3 – 2x2 – 5x + 1)?
(x – 1)
(x + 1)
(x – 2)
(x + 2)
21.
If x is real, the minimum value of 4x2 + 4x + 9 is
4/3
8
0
9
22.
If x2 + 5x – 6k, is exactly divisible by (x – 3), then the value of k is
1
2
3
4
23.
An 800 car parking lot is divided into 3 sections. There are 300 lots in section 1 and 150 more in section 2 than in section 3. How many lots are there in section 2?
270
190
325
420
24.
The bowling average of a cricketer was 13. He improves his bowling average by 2 points when he takes 6 wickets for 30 runs in his last match. The number of wickets taken by him before the last match was
10
15
18
19
25.
If \(x + \frac{a}{x} = b\), then the value of \(\frac{{{x^2} + bx + a}}{{b{x^2} - {x^3}}}\) is
a + b
\(\frac{{2b}}{a}\)
\(\frac{b}{a}\)
ab
26.
If x + y = √3 and x - y = √2, then the value of 8xy (x2 + y2) is
6
√6
5
√5
27.
If x + y + z = 3 and x2 + y2 + z2 = 9, then the value of x3 + y3 + z3 – 3 xyz is?
27
30
0
90
28.
If \(x\; = \frac{1}{{\sqrt 2 \; + 1}}\) then ( x + 1) equals to
2
√2 – 1
√2 + 1
√2
29.
If \(x = \sqrt {6\; + \sqrt {6\; + \sqrt {6\; + \; \ldots } } }\) then x is equal to
3
2
-1
0
30.
If x = 11, then the value of x5 – 12x4 + 12x3 – 12x2 + 12x – 1 is
5
10
15
20
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