Question types

Data Handling IV (Probability) question types

14 questions across 4 question groups — pick any mix to generate a Maths paper with step-by-step answer keys.

14
Questions
4
Question groups
5
Question types
Sample Questions

Data Handling IV (Probability) questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 13 Mark Question3 Marks
A coin is tossed 1000 times with the following frequencies:
Head: 445, Tail: 555
When a coin is tossed at random, what is the probability of getting?
  1. a head?
  2. a tail?
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Q 23 Mark Question3 Marks
A box contains two pair of socks of two colours (black and white). I have picked out a white sock. I pick out one more with my eyes closed. What is the probability that I will make a pair?
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Q 35 Mark Question5 Marks
A die is thrown 100 times and outcomes are noted as given below:
Outcome:
1
2
3
4
5
6
Frequency:
21
9
14
23
18
15
If a die is thrown at random, find the probability of getting a/ an:
  1. 3
  2. 5
  3. 4
  4. Even number
  5. Odd number
  6. Number less than 3
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Q 4MCQ1 Mark
A bag contains $4$ green balls, $4$ red balls and $2$ blue balls. If a ball is drawn from the bag, the probability of getting neither green nor red ball is:
  • A
    $\frac{2}{5}$
  • B
    $\frac{1}{2}$
  • C
    $\frac{4}{5}$
  • $\frac{1}{5}$

Answer: D.

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Q 5MCQ1 Mark
There are $10$ cards numbered from $1$ to $10$. A card is drawn randomly. The probability of getting an even numbered card is:
  • A
    $\frac{1}{10}$
  • B
    $\frac{1}{5}$
  • $\frac{1}{2}$
  • D
    $\frac{2}{5}$

Answer: C.

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Q 6MCQ1 Mark
A dice is rolled. The probability of getting an even prime is:
  • $\frac{1}{6}$
  • B
    $\frac{1}{3}$
  • C
    $\frac{1}{2}$
  • D
    $\frac{5}{6}$

Answer: A.

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Q 7MCQ1 Mark
A dice is tossed $80$ times and number $5$ is obtained $14$ times. The probability of not getting the number $5$ is:
  • A
    $\frac{7}{40}$
  • B
    $\frac{7}{80}$
  • $\frac{33}{40}$
  • D
    None of thesee

Answer: C.

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Q 8MCQ1 Mark
There are $100$ cards numbered from $1$ to $100$ in a box. If a card is drawn from the box and the probability of an event is $\frac{1}{2},$ then the number of favourable cases to the event is:
  • A
    $20$
  • B
    $25$
  • C
    $40$
  • $50$

Answer: D.

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Q 94 Mark Question4 Marks
Two coins are tossed simultaneously 500 times and the outcomes are noted as given below:
Outcome:
Two heads (HH)
One head (HT or TH)
No head (TT)
Frequency:
105
275
120
If same pair of coins is tossed at random, find the probability of getting:
  1. Two heads
  2. One head
  3. No head
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