# Brain Champs-for Class 9

10 Questions | Total Attempts: 40  Settings  It is a mixture of few types of maths topics. It contains POLYNOMIALS,ALGEBRA etc. All questions are multiple choice. It is an interesting quiz.

• 1.
If x/0.1= m,what will be x*0.01?
• A.

0.001m

• B.

0.1m

• C.

10m

• D.

1000m

• E.

0.0001m

• 2.
What is the measure of angle DCB in the paralleogram ABCD given below?If angleDCA=31 and angle DAB=44?
• A.

62

• B.

75

• C.

88

• D.

105

• E.

120

• 3.
Which is 'not' a integer?
• A.

(3)-5

• B.

(-3)-5

• C.

(1/3)-5

• D.

(1+3)-5

• E.

(1-3)-5

• 4.
The square root of 27225 lies between?
• A.

50-60

• B.

120-130

• C.

160-170

• D.

500-600

• E.

570-670

• 5.
The sum of 3 numbers is 'k'.Each number is incresed by 15 and then the resulting number are doubled.What would be the sum of the new numbers?
• A.

2k+15

• B.

2k+30

• C.

2k+90

• D.

6k+30

• E.

6k+90

• 6.
Adding 5% of a number to itself is the same as multiplying the number by .............
• A.

1.05

• B.

1.5

• C.

5

• D.

105

• E.

1.075

• 7.
X and y are 2 different numbers.What can be added to 6x to get 9y?
• A.

3y

• B.

3x

• C.

9y-3x

• D.

9y+3x

• E.

It is not possible to get 9y as 6x and 9y are not like terms

• 8.
If x/y=70,x/2y=?
• A.

35

• B.

68

• C.

72

• D.

140

• E.

70

• 9.
(3)20+(3)20+(3)20+
• A.

(9)60

• B.

(9)20

• C.

(9)40

• D.

(3)60

• E.

(3)21

• 10.
The volume of a cube is 64cm cube.What is the sum of lengths of all its edges?
• A.

24cm

• B.

32cm

• C.

48cm

• D.

64cm

• E.

52cm

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