Mathematics Quiz for Practice CBSE 10th

Cbse 10th maths

1 / 10

A hollow cube of internal edge 22cm is filled with spherical marbles of diameter 0.5 cm and it is assumed that 1/8th space of the cube remains unfilled. Then the number of marbles that the cube can accommodate is

142244

142396

142496

142596

2 / 10

A bag contains 5 red balls and some blue balls .If the probability of drawing a blue ball is double that of a red ball, then the number of blue balls in a bag is:

3 / 10

A dice is thrown. Find the probability of getting an even number.

2/3

5/6

1/2

4 / 10

A flag pole 18 m high casts a shadow 9.6 m long. Find the distance of the top of the pole from the far end of the shadow.

25.6

20.4

23.7

32.5

5 / 10

(Sin 30°+cos 60°)-(sin 60° + cos 30°) is equal to:

1+2√3

1-√3

1+√3

6 / 10

What is the quadratic formula?

x = (-b ± √b² – 4ac) / 2a

x = (-b ± √b² + 4ac) / 2a

x = (-b ± 2a√b² – 4ac) / 2a

x = (-b ± 2a√b² + 4ac) / 2a

7 / 10

What is the solution of the system of equations 2x – y = 1 and x + y = 5?

x = 2, y = 3

x = 3, y = 2

x = 1, y = 4

x = 4, y = 1

8 / 10

If the zeroes of the quadratic polynomial ax²+bx+c, c≠0 are equal, then

c and b have opposite signs

c and a have opposite signs

c and b have same signs

c and a have same signs

9 / 10

For any two positive integers a and b, HCF (a, b) × LCM (a, b) =

(a × b)/2

a x b

a/b

10 / 10

For some integer n, the odd integer is represented in the form of:

2n + 1

n + 1

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