Class 9 Maths Mcqs

Q:

What is the probability of event of obtaining minimum one head?

A) 0.5 B) 0.8
C) 0.55 D) 0.16
 
Answer & Explanation Answer: B) 0.8

Explanation: Not available for this question

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8
Q:

A triangle having sides equal to 7cm, 24cm and 25cm forms a cone when revolved about 24cm side. What is the volume of a cone formed?

A) 1225cm³ B) 1232cm³
C) 4000cm³ D) 3696cm³
 
Answer & Explanation Answer: B) 1232cm³

Explanation: Not available for this question

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26
Q:

A cone has slanted height of 5cm and height of 4cm, its volume (in cm³) is __________

A) 38.71 B) 36.50
C) 37.00 D) 37.71
 
Answer & Explanation Answer: D) 37.71

Explanation: Not available for this question

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21
Q:

What is the volume of a cone having radius of 21cm and height of 5cm?

A) 2310cm³ B) 2500cm³
C) 6930cm³ D) 7500cm³
 
Answer & Explanation Answer: A) 2310cm³

Explanation: Not available for this question

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21
Q:

A water is flowing through the tap at the rate of 50 cm³/s. What is the time requires to fill the container of dimensions 20cm * 10cm * 10cm?

A) 40 seconds B) 30 seconds
C) 45 seconds D) 50 seconds
 
Answer & Explanation Answer: A) 40 seconds

Explanation: Not available for this question

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13
Q:

A village has population of 1500 people and requirement of water per head is 200 litres. Water container providing water has dimensions 15m * 25m * 12m. For how many days would the water in the container last? (1000 litres = 1m³)

A) 10 days B) 18 days
C) 12 days D) 15 days
 
Answer & Explanation Answer: D) 15 days

Explanation: Not available for this question

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15
Q:

What is the cost of digging a pit of cuboidal shape dimensions of which are 5m * 6m * 3m at the rate of ₹35/m³?

A) ₹3000 B) ₹3150
C) ₹3375 D) ₹3225
 
Answer & Explanation Answer: B) ₹3150

Explanation: Not available for this question

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23
Q:

A wall of dimensions 3m * 12cm * 7m is to be made by using bricks of dimesions 25cm * 12cm * 10cm. How much bricks are required to construct the wall?

A) 825 B) 820
C) 850 D) 840
 
Answer & Explanation Answer: D) 840

Explanation: Not available for this question

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Sub Category: Class 9 Maths Mcqs

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