10th
grade

Mathematics

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Alfredo Fabrezio

3 years

Mathematics

10th

grade

10th CBSE Ch.15 Probability

Alfredo Fabrezio

29
plays

40 questions

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1. Multiple Choice
2 minutes
1 pt
A card is drawn from well shuffled deck of 52 cards. Find the probability that the card will not be an ace
$\frac{12}{13}$
$\frac{13}{12}$
$\frac{5}{12}$
$\frac{12}{5}$
2. Multiple Choice
2 minutes
1 pt
A box contains cards marked with numbers 5 to 20. A card is drawn from the box at random. Find the probability of getting a number which is perfect square .
$\frac{3}{8}$
$\frac{1}{8}$
$\frac{1}{4}$
$\frac{3}{4}$
3. Multiple Choice
2 minutes
1 pt
Find the probability of selecting a red pen from a box containing 30 black pens, 20 blue pens and 15 red pens.
$\frac{3}{13}$
$\frac{2}{13}$
$\frac{4}{13}$
$\frac{1}{15}$
4. Multiple Choice
2 minutes
1 pt
A card is drawn at random from a well shuffled pack of 52 playing cards. Find the probability that the drawn card is neither a king nor a queen.
$\frac{12}{13}$
$\frac{2}{13}$
$\frac{11}{13}$
$\frac{6}{13}$
5. Multiple Choice
2 minutes
1 pt
A box contains 20 balls, bearing numbers 1,2,3,4,...20. A ball is drawn at random from the box. What is the probability that the number on the ball is divisible by 2 or 3
$\frac{7}{20}$
$\frac{9}{20}$
$\frac{13}{20}$
$\frac{11}{20}$
6. Multiple Choice
2 minutes
1 pt
A box contains 20 balls, bearing numbers 1,2,3,4,...20. A ball is drawn at random from the box. What is the probability that the number on the ball is a prime number
$\frac{3}{5}$
$\frac{2}{5}$
$\frac{6}{5}$
0
7. Multiple Choice
2 minutes
1 pt
A box contains 20 balls, bearing numbers 1,2,3,4,...20. A ball is drawn at random from the box. What is the probability that the number on the ball is not divisible by 10
$\frac{7}{10}$
$\frac{3}{10}$
$\frac{9}{10}$
$\frac{1}{5}$
8. Multiple Choice
2 minutes
1 pt
A box contains 60 discs which are numbered from 1 to 60. If one disc is drawn at random from the box, find the probability that it bears a two digit number
$\frac{13}{20}$
$\frac{3}{10}$
$\frac{17}{20}$
$\frac{7}{10}$
9. Multiple Choice
2 minutes
1 pt
In the leap year, find the probability that there are 53 tuesdays in the year
$\frac{1}{7}$
$\frac{2}{7}$
$\frac{3}{7}$
$\frac{5}{7}$
10. Multiple Choice
2 minutes
1 pt
From a pack of 52 cards, jacks, queens, kings and aces are removed. From the remaining , a card is drawn at random. Find the probability that the card drawn is a red card.
$\frac{1}{22}$
$\frac{3}{22}$
$\frac{7}{22}$
$\frac{9}{22}$
11. Multiple Choice
2 minutes
1 pt
The probability of getting a factor of 6 in throwing a dice = ..?
$\frac{1}{3}$
$\frac{2}{3}$
$\frac{1}{6}$
$\frac{5}{6}$
12. Multiple Choice
2 minutes
1 pt
Cards marked with numbers 5 to 50 are placed in a box and mixed thoroughly. A card is drawn from the box at random. Find the probability that the number on the taken out card is a number with perfect square
$\frac{5}{46}$
$\frac{2}{23}$
$\frac{3}{26}$
$\frac{5}{26}$
13. Multiple Choice
2 minutes
1 pt
What is the probability of getting a number between 3 and 100 which is divisible by 7?
$\frac{2}{7}$
$\frac{3}{7}$
$\frac{1}{7}$
$\frac{6}{7}$
14. Multiple Choice
2 minutes
1 pt
It is given that in a group of 3 students, the probability of 2 students not having same birthday is 0.992. What is the probability that 2 students have same birthday
$0.010$
0.80
0.008
0.00
15. Multiple Choice
2 minutes
1 pt
Find the probability of getting a sum of 9 when two dice are thrown simultaneously.
$\frac{1}{9}$
$\frac{2}{9}$
$\frac{4}{9}$
$\frac{1}{36}$
16. Multiple Choice
2 minutes
1 pt
One die and one coin are tossed simultaneously. Find the probability of getting a head and an even number
$\frac{3}{4}$
$\frac{1}{4}$
$\frac{3}{8}$
$\frac{1}{8}$
17. Multiple Choice
2 minutes
1 pt
There are three children in family. The probability that there is at most one girl in the family is ...
$\frac{1}{2}$
$\frac{2}{3}$
$\frac{1}{3}$
$\frac{1}{5}$
18. Multiple Choice
2 minutes
1 pt
In single throw of pair of different dice, the probability of getting a total of 9 or 11 is ...
$\frac{5}{36}$
$\frac{1}{6}$
$\frac{7}{36}$
$\frac{11}{36}$
19. Multiple Choice
2 minutes
1 pt
a Bag contains 5 red balls and some blue balls. If probability of drawing a blue ball is double that of a red ball, determine the number of blue balls in the bag.
12
11
10
7
20. Multiple Choice
2 minutes
1 pt
The probability of selecting a red ball at random from a jar that contains only red, blue and orange balls is $\frac{1}{4}$ .The probability of selecting a blue ball at random from the same jar is $\frac{1}{3}$ . If the jar contains 10 orange balls, the total number of balls in the jar = ?
22
23
24
30
21. Multiple Choice
2 minutes
1 pt
1. What is the sum of probability of all events ?
0
1
2
3
22. Multiple Choice
2 minutes
1 pt
2. Probability of an event cannot more than ?
1
2
3
5
23. Multiple Choice
2 minutes
1 pt
3. Probability of an event cannot less than ?
3
2
1
0
24. Multiple Choice
2 minutes
1 pt
4. A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers 1,2,3,4,5,6,7,8 and these are equally likely outcomes. What is the probability that it will point at 8 ?
0/8
1/8
2/8
3/8
25. Multiple Choice
2 minutes
1 pt
5. Is Probability of 125% Possible ?
yes
no
26. Multiple Choice
2 minutes
1 pt
6. A child has a dice whose six faces shows the letters as given above : Dice is thrown once. What is the probability of getting B ?
0/6
2/6
3/6
1/6
27. Multiple Choice
2 minutes
1 pt
7. Find the probability of getting a Red Marble from a box which contains 3 blue, 2 white and 4 red marbles ?
3/9
2/9
4/9
0
28. Multiple Choice
2 minutes
1 pt
9. Sangita and Reshma play a tennis match. If probability of Winning match of Sangita is 0.62. Then What is the probability of winning match by Reshma.
0.32
0.38
0.28
0.48
29. Multiple Choice
2 minutes
1 pt
10. There are 144 bulbs in a box in which 20 are damaged. One bulb is drawn randomly from the box. Find probability of the damaged bulb?
122/144
0
20/144
none of the above
30. Multiple Choice
2 minutes
1 pt
Probability of a head of a coin
0
$-\frac{1}{2}$
$\frac{1}{2}$
1
31. Multiple Choice
2 minutes
1 pt
Probability of Sure event is
0
1
-1
2
32. Multiple Choice
2 minutes
1 pt
Probability of Impossible event is
0
1
2
3
33. Multiple Choice
2 minutes
1 pt
The fair die is thrown two times. Find the chance that product of the numbers on the upper most face is 12.
$\frac{1}{9}$
$\frac{2}{9}$
$\frac{5}{9}$
$\frac{5}{8}$
34. Multiple Choice
2 minutes
1 pt
A fair die is thrown two times. Find the chance that sum of the score on their uppermost face is 10.
$\frac{5}{12}$
$\frac{1}{12}$
$\frac{3}{17}$
$\frac{4}{17}$
35. Multiple Choice
2 minutes
1 pt
A fair die is thrown two times. The chance that sum of the score on the uppermost face is atleast 10.
$\frac{5}{6}$
$\frac{1}{36}$
$\frac{1}{6}$
$\frac{2}{7}$
36. Multiple Choice
2 minutes
1 pt
Two dice are thrown then probability that sum of the score on their uppermost face is atleast 4 is
$\frac{5}{12}$
$\frac{7}{12}$
$\frac{1}{12}$
$\frac{11}{12}$
37. Multiple Choice
2 minutes
1 pt
Two dice are thrown then probability that sum of the score on their uppermost face is atleast 6 is
$\frac{13}{18}$
$\frac{7}{12}$
$\frac{8}{17}$
$\frac{6}{7}$
38. Multiple Choice
2 minutes
1 pt
Two dice are thrown then probability that sum of the score on their uppermost face is prime number
$\frac{6}{7}$
$\frac{5}{12}$
$\frac{3}{7}$
$\frac{4}{7}$
39. Multiple Choice
2 minutes
1 pt
A couple has two children then probability that they both are males is
$\frac{1}{4}$
$\frac{3}{4}$
$\frac{1}{5}$
$\frac{2}{5}$
40. Multiple Choice
2 minutes
1 pt
A couple has two children then probability that one is male other is female
$\frac{1}{2}$
$\frac{3}{5}$
$\frac{2}{5}$
$\frac{1}{5}$
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