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Olympiad Test: Data Handling - Free MCQ with solutions Class 8 Mathematical


MCQ Practice Test & Solutions: Olympiad Test: Data Handling (15 Questions)

You can prepare effectively for Class 8 Mathematical Olympiad Class 8 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Olympiad Test: Data Handling". These 15 questions have been designed by the experts with the latest curriculum of Class 8 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 30 minutes
  • - Number of Questions: 15

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Olympiad Test: Data Handling - Question 1

From a well shuffled deck of deck of 52 cards, one card is drawn at random. What is the probability that the card drawn is a diamond?

Detailed Solution: Question 1

Total number of all possible outcomes = 52
No. of diamonds = 13
P(getting a diamond) = 

Olympiad Test: Data Handling - Question 2

A bag contains 4 red balls, 5 green balls and 7 black balls. They are mixed thoroughly and one ball is drawn at random. What is the probability of getting a black ball?

Detailed Solution: Question 2

Total number of balls = 4 + 5 + 7 = 16
Number of black balls = 7
P(getting a black ball) = 7/16

Olympiad Test: Data Handling - Question 3

The following data shows the agricultural production in India during a certain year.

Q. What is the central angle for Rice in a pie chart?

Detailed Solution: Question 3

Olympiad Test: Data Handling - Question 4

The electricity bill in Rupees of 25 houses of a certain locality for a month are given below. 472, 763, 312, 630, 584, 324, 700, 617, 754, 776, 596, 745, 565, 780, 378, 570, 685, 400, 356, 365, 435, 506, 548, 736.

Q. Arrange the data in increasing order and find the frequency of the group 700-800.

Detailed Solution: Question 4

Olympiad Test: Data Handling - Question 5

The monthly income of a family is ₹ 14, 400 and the central angle for the rent on a pie chart is 100°. What amount shows the rent?

Detailed Solution: Question 5

Central angle

Olympiad Test: Data Handling - Question 6

In a pie-chart for expenditure in percent incurred in the construction of a house in a city, the central angle for cement is 72°. What is the percentage of cement expenditures ?

Detailed Solution: Question 6

Olympiad Test: Data Handling - Question 7

In a lottery there are 10 prizes and 20 blanks. A ticket is chosen at random. What is the probability of not getting a prize?

Olympiad Test: Data Handling - Question 8

From a well shuffled deck of 2 cards, one card is drawn at random. What is probability of getting a red card?

Detailed Solution: Question 8

Total no. of possible outcomes = 52

Number of red cards = 26.

Olympiad Test: Data Handling - Question 9

In a box of 100 electric bulbs, 8 bulbs are defective. One bulb is taken out at random from the box. What is the probability that the bulb drawn is not defective?

Detailed Solution: Question 9

Total no. of electric bulbs = 100
No. of defective bulbs = 8
No. of bulbs which are not defective = 100 – 8 = 92

Olympiad Test: Data Handling - Question 10

One card is drawn at random from a well shuffled deck of 52 cards. What is the probability that the card drawn is a queen?

Detailed Solution: Question 10

Total no. of possible outcomes = 52
No. of queen = 4.

Olympiad Test: Data Handling - Question 11

A die is thrown. What is the probability of getting 6?

Detailed Solution: Question 11

Total no. of possible outcomes = 6

Olympiad Test: Data Handling - Question 12

From a well shuffled deck of 52 cards. One card is drawn at random. What is the probability of getting a card of black 6?

Detailed Solution: Question 12

Total no. of possible outcomes = 52

Olympiad Test: Data Handling - Question 13

The ages of 50 members of the Junior cricket club in a town are as given below. 15, 17, 14, 13, 14, 13, 14, 17, 17, 16, 17, 16, 15, 16, 15, 14, 13, 14, 15, 13, 18, 13, 15, 14, 15, 13, 14, 13, 13, 17, 15, 14, 14, 17, 16, 17, 15, 14, 17, 16, 16, 16, 14, 16, 13, 18, 16, 15, 14, 14.

Q. What percentage of members is in the 15-16 age group?

Detailed Solution: Question 13


Olympiad Test: Data Handling - Question 14

The pie-chart represents the amount spent on different sports by a sport club in a year. If the total money spent by the club is ₹ 10,800. Find the amount spent on cricket.

Detailed Solution: Question 14

Given:
Total money spent = ₹10,800
Angle for Cricket = 130°
Total angle of circle = 360°

130 × 10800 = 1,404,000
1,404,000 ÷ 360 = 3900
 

Olympiad Test: Data Handling - Question 15

Mohan spends 40% of his monthly income on food items, 20% on house rent and 30% on miscellaneous items. He saves 10% of his income every month. What is the central angle for house rent on pie-chart?

Detailed Solution: Question 15

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