Page 357 - Start Up Mathematics_8 (Non CCE)

4. In a throw of a dice, the probability of getting an even number is the same as that of getting an odd
number. (True/False)
5. Ritwik draws a ball from a bag that contains white and yellow balls. The probability of choosing a white
2
ball is . If the total number of balls in the bag is 36, find the number of yellow balls.
9
6. A dice is rolled once. What is the probability that the number on top will be:
(a) odd (b) greater than 5 (c) a multiple of 3
(d) less than 1 (e) a factor of 36 (f) a factor of 6
7. Sonia picks up a card from the given cards.

R Y Y R B
1 2 3 4 5

B G Y R G
6 7 8 9 10

Calculate the probability of getting:

(a) an odd number (b) a Y card
(c) a G card (d) B card bearing number > 7

349