Explore topic-wise MCQs in Mathematics Mcqs.

This section includes 391 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Mcqs knowledge and support exam preparation. Choose a topic below to get started.

351.

Sin2? =

A. None of Above
Answer» B.
Discussion
352.

Sin3?/sin? +cos3?/cos? =

A. Sin?
B. 2cot2?
C. Cos?
D. Cos?
Answer» B. 2cot2?
Discussion
353.

Sin3?/sin? -cos3?/cos? =

A. 2
B. 1
C. 0
D. Sec?
Answer» B. 1
Discussion
354.

Sin5?+sin3? =

A. 2cos2?sin?
B. ?2cos4?sin?
C. ?2sin4?cos?
D. 2sin4?cos?
Answer» B. ?2cos4?sin?
Discussion
355.

Sin5?+sin7? =

A. Sin6?cos?
B. Cos6?sin?
C. Tan2?tan?
D. 2sin6?cos?
Answer» B. Cos6?sin?
Discussion
356.

Sin5?cos2? =

A. 1/2[sin7?+sin3?]
B. [sin7?+sin3?]
C. 1/2[sin7?-sin3?]
D. None of Above
Answer» B. [sin7?+sin3?]
Discussion
357.

Tan(?+?) =

A. Tan?
B. ?tan?
C. Cot?
D. ?cot?
Answer» B. ?tan?
Discussion
358.

Tan(?-?) =

A. Tan?
B. Cot?
C. ?cot?
D. ?tan?
Answer» B. Cot?
Discussion
359.

Tan2? =

A. None of Above
Answer» B.
Discussion
360.

Tan3? =

A. None of Above
Answer» B.
Discussion
361.

Tan4? =

A. None of Above
Answer» B.
Discussion
362.

Tan? =

A. 1/cos?
B. Cos?/sin?
C. Sin?/cos?
D. 1/sin?
Answer» B. Cos?/sin?
Discussion
363.

Tan?+tan?/tan?-tan? =

A. Cos(? + ?)/cos(? - ?)
B. Cos(? - ?)/cos(? + ?)
C. Sin(? + ?)/sin(? - ?)
D. None of Above
Answer» B. Cos(? - ?)/cos(? + ?)
Discussion
364.

Value of nCr + nCr+1 is

A. N+1Cr
B. N-1Cr
C. NCr-1
D. N+1Cr+1
Answer» B. N-1Cr
Discussion
365.

Value of nCr + nCr-1 is

A. N+1Cr
B. N-1Cr
C. NCr-1
D. N+1Cr+1
Answer» B. N-1Cr
Discussion
366.

Vertex of an angle in standard form is at

A. (1,0)
B. (0,1)
C. (1,1)
D. (0,0)
Answer» B. (0,1)
Discussion
367.

Volume of a cube of side length 2 is

A. 2 cubic units
B. 4 cubic units
C. 8 cubic units
D. 16 cubic units
Answer» B. 4 cubic units
Discussion
368.

To resolve a combined fraction into its parts is called

A. Rational fraction
B. Partial fraction
C. Combined fraction
D. None of Above
Answer» B. Partial fraction
Discussion
369.

Two square roots of unity are

A. 1, -1
B. ?1, ?
C. 1,-?
Answer» B. ?1, ?
Discussion
370.

?29 + ?28 + 1 =

A. 0
B. 1
C. 2
D. 3
Answer» B. 1
Discussion
371.

?29 + ?28 + 2 =

A. 0
B. 1
C. 2
D. 3
Answer» C. 2
Discussion
372.

When a selection of objects is made without paying regard to order of selection, it is called the

A. Permutation
B. Combination
C. Series
D. Sequence
Answer» B. Combination
Discussion
373.

If A completes a particular work in 8 days and B the same work in 24 days. How many days will it take if they work together?

A. 4
B. 5
C. 6
D. 7
Answer» D. 7
Discussion
374.

A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If three marbles are picked at random, what is the probability that they are all blue?

A. 1/455
B. 2/455
C. 1/91
D. 4/455
Answer» B. 2/455
Discussion
375.

Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is_______?

A. Rs.150
B. Rs.100
C. Rs.125
D. Rs.175
Answer» D. Rs.175
Discussion
376.

Two trains 140 m and 160 m long run at the speed of 60 km/hr and 40 km/hr respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other, is:

A. 9
B. 9.6
C. 10
D. 10.8
Answer» E.
Discussion
377.

6.4 * 1.25 = (?)3

A. 1
B. 4
C. 2
D. 3
Answer» D. 3
Discussion
378.

The radius of a cylinder is 2 r units and height is 3 r units. Find the curved surface?

A. 18 ?r2 sq units
B. 3 ?r2 sq units
C. 12 ?r2 sq units
D. 6 ?r2 sq units
Answer» D. 6 ?r2 sq units
Discussion
379.

1252 * 23 + 35000 = (?)2

A. 200
B. 400
C. 1600
D. 800
Answer» C. 1600
Discussion
380.

Twelve inches equal to how many centimeters?

A. 30.48
B. 29
C. 34.12
D. 24
Answer» B. 29
Discussion
381.

The length of each side of an equilateral triangle having an area of 4?3 cm2 is_______?

A. 4/3 cm
B. 3/4 cm
C. 3 cm
D. 4 cm
Answer» E.
Discussion
382.

2 + [2 + {2 + (2 + (2 + 23)}] = _____?

A. 17/4
B. 33/4
C. 65/4
D. 129/4
Answer» C. 65/4
Discussion
383.

(i). a2 + 11a + 30 = 0, (ii). b2 + 6b + 5 = 0 to solve both the equations to find the values of a and b?

A. If a < b
B. If a ? b
C. If the relationship between a and b cannot be established
D. If a > b
Answer» C. If the relationship between a and b cannot be established
Discussion
384.

A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in:

A. 15 days
B. 20 days
C. 25 days
D. 0 days
Answer» B. 20 days
Discussion
385.

n an election between two opponents, one got 65% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:

A. 2700
B. 2900
C. 3000
D. 3100
Answer» B. 2900
Discussion
386.

I. x2 + 5x + 6 = 0, II. y2 + 9y +14 = 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 or the relationship between x and y cannot be established.
Answer» E.
Discussion
387.

I. x2 + 9x + 20 = 0, II. y2 + 5y + 6 = 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» B. If x > y
Discussion
388.

The altitude of an equilateral triangle of side 2?3 cm is_________?

A. 3/2 cm
B. 1/2 cm
C. 3/4 cm
D. 3 cm
Answer» E.
Discussion
389.

A bag contains five white and four red balls. Two balls are picked at random from the bag. What is the probability that they both are different color?

A. 4/9
B. 5/9
C. 7/9
D. 8/9
Answer» C. 7/9
Discussion
390.

A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are picked at random, what is the probability that they are either blue or yellow?

A. 3/22
B. 4/21
C. 2/21
D. 1/14
Answer» D. 1/14
Discussion
391.

Find the roots of quadratic equation: 2 2 + 5x + 2 = 0?

A. -2, -1/2
B. 4, -1
C. 4, 1
D. -2, 5/2
Answer» B. 4, -1
Discussion