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Math Clinic Probability Exercises

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Indicate which events are mutually exclusive.

a)

Roll a dice: Get an odd number and even number.

b)

Draw a deck of cards: Get a diamond card and red card.

c)

Select a car in a showroom: The car is affordable and made locally.

d)

Select a student: The student is wearing pants and carries a blue bag.

2.

Given that set S = {19, 22, 23, 27, 29, 33, 35, 39, 49, 51, 55}. A number is chosen at random from the elements of set S. Find the probability that the number chosen is divisible by 3

a)

 211\frac{2}{11}  

b)

 311\frac{3}{11}  

c)

 411\frac{4}{11}  

d)

 511\frac{5}{11}  

3.

Evaluate the total outcomes for experiment involved in this diagram. 

a)

4 outcomes

b)

6 outcomes

c)

12 outcomes

d)

36 outcomes

4.

Aminah will return to Malaysia from London on Tuesday by boarding MAS flight. The probability that the flight will be delayed is 2/49. Find the probability that the MAS flight taken by Aminah on Tuesday will not be delayed.

a)

 27\frac{2}{7}  

b)

 149\frac{1}{49}  

c)

 247\frac{2}{47}  

d)

 4749\frac{47}{49}  

5.

A coin is tossed twice. If H represents the head side and T represents tail side. Determine which of the following is the possible sample space.

a)

{H, T}

b)

{HT, TH}

c)

{HH, TT}

d)

{HH, HT, TH, TT}

6.

Table 3 shows the destination and number of students who choose to travel during school holiday. A student are selected at random from all the students, evaluate the probability that the selected student is a male and he choose Pangkor.  

a)

328\frac{3}{28}  

b)

528\frac{5}{28}  

c)

928\frac{9}{28}  

d)

1128\frac{11}{28}  

7.

If a card is drawn from a well-shuffled deck of 52 playing cards, determine the probability of drawing a red king.

a)

113\frac{1}{13}

b)

213\frac{2}{13}

c)

126\frac{1}{26}

d)

221\frac{2}{21}

8.

If A and B are mutually exclusive events, P(A) = 0.29 and P(B) = 0.43, find P(AUB).

a)

0

b)

0.29

c)

0.43

d)

0.72

9.

When we roll a pair of balanced dice, calculate the probabilities of getting summation of 7.

a)

0

b)

16\frac{1}{6}

c)

136\frac{1}{36}

d)

66

10.

In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood and 2 had type AB blood. Find probabilities a person does not have type AB blood.

a)

0.14

b)

0.42

c)

0.52

d)

0.96