Quiz about Grade 9 Competition

Question 1

Find the missing number, if the same rule is followed in all three figures.

Accepted Answer

176

Answer

210

Answer

180

Answer

None of these

Question 2

Add 23.265 to the difference of 68.45 and 9.9.

Accepted Answer

81.815

Answer

87.715

Answer

88.925

Answer

82.725

Question 3

If $$\frac{88}{110}=\frac{a}{5}=\frac{28}{b}$$ , then value of the fraction $$\frac{1}{a}-\frac{1}{b}$$ is equal to ____.

Accepted Answer

$$\frac{3}{28}$$

Answer

$$\frac{2}{35}$$

Answer

$$\frac{1}{14}$$

Answer

None of these

Question 4

Vishnu writes the greatest 5-digit and Kajal writes the smallest 6-digit number on the board. Their teacher

finds the sum of the smallest 3-digit number and the difference of the two numbers written on the board.

What would be the answer?

Accepted Answer

101

Answer

1000

Answer

100

Answer

1001

Question 5

The given figure (not drawn to scale) is made up of 12 equilateral triangles. If the length of PQ is 98 cm, find the total perimeter of the figure.

Accepted Answer

392 cm

Answer

196 cm

Answer

245 cm

Answer

294 cm

Question 6

Divya was asked to find the $$\frac{3}{7}$$ of a number. But by mistake, she divides the number by $$\frac{3}{7}$$ and thus gets an answer, which exceeds the correct answer by 80. Find the correct answer.

Accepted Answer

18

Answer

42

Answer

98

Answer

60

Question 7

Find the missing number, if the same rule is followed in all three figures.

Accepted Answer

30

Answer

19

Answer

28

Answer

None of these

Question 8

Find the area of the given figure (not drawn to scale) by splitting it into rectangles and squares.

Accepted Answer

17 $$cm^2$$

Answer

21 $$cm^2$$

Answer

18 $$cm^2$$

Answer

20 $$cm^2$$

Question 9

If two quantities x and y vary directly with each other, then

Accepted Answer

$$\frac{x}{y}$$

remains constant

Answer

$$x-y$$

remains constant

Answer

$$x+y$$

remains constant

Answer

$$x imes y$$

remains constant

Question 10

If two lines which are parallel are intersected by a transversal then the pair of interior angles on the same side of the transversal are ___________.

Accepted Answer

Supplementary

Answer

Complementary

Answer

Linear

Answer

Composite

Question 11

A covered wooden box has inner dimensions of 115 cm, 75 cm, and 45 cm and the thickness of wood is 2.5 cm. What is the volume of the wood in the box?

Accepted Answer

91875 $$cm^3$$

Answer

89875 $$cm^3$$

Answer

89725 $$cm^3$$

Answer

87915 $$cm^3$$

Question 12

A total of 255 playing cards are to be divided among Abhishek, Varun, and Amit, respectively, in the ratio of

2 : 6 : 7. What is the difference between the highest number of cards and the least number of cards a player got?

Accepted Answer

85

Answer

75

Answer

68

Answer

34

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