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Q 1/10
Score 0
A card is drawn from a standard deck of 52 cards. What is the probability of drawing a heart or a king?
30
0.5
0.327
0.125
0.25
Q 2/10
Score 0
If P(A) = 0.3, P(B) = 0.5, and P(A∩B) = 0.2, find the probability of (A∪B).
30
0.3
0.5
0.8
0.6
10 questions
Q.
A card is drawn from a standard deck of 52 cards. What is the probability of drawing a heart or a king?
1
30 sec
M10SP-IIIg-h-1
Q.
If P(A) = 0.3, P(B) = 0.5, and P(A∩B) = 0.2, find the probability of (A∪B).
2
30 sec
M10SP-IIIg-h-1
Q.
If the probability of event A is 0.4 and the probability of event B is 0.5, and events A and B are mutually exclusive, what is the probability of (A∪B)?
3
30 sec
M10SP-IIIg-h-1
Q.
In a survey of 100 students, it was found that 60 students like chocolate ice cream and 40 students like vanilla ice cream. If 20 students like both chocolate and vanilla ice cream, how many students do not like either chocolate or vanilla ice cream?
4
30 sec
M10SP-IIIg-h-1
Q.
A box contains 8 red, 3 blue, and 9 green balls. If a ball is chosen at random, what is the probability of picking a red or a green ball?
5
30 sec
M10SP-IIIg-h-1
Q.
In a classroom of 30 students, 18 students own a bicycle, 15 students own a skateboard, and 7 students own both a bicycle and a skateboard. How many students do not own either a bicycle or a skateboard?
6
30 sec
M10SP-IIIg-h-1
Q.
A bag contains 5 red marbles, 4 blue marbles, and 6 green marbles. What is the probability of drawing a blue or a green marble from the bag?
7
30 sec
M10SP-IIIg-h-1
Q.
In a class of 40 students, 22 students play basketball, 18 students swim, and 8 students play both basketball and swimming. How many students in the class do not participate in either basketball or swimming?
8
30 sec
M10SP-IIIg-h-1
Q.
A survey conducted in a school found that 70% of students like pizza, 50% of students like tacos, and 30% of students like both pizza and tacos. If a student is selected at random, what is the probability that they like either pizza or tacos or both?
9
30 sec
M10SP-IIIg-h-1
Q.
A jar contains 10 white, 8 black, and 12 red balls. If a ball is randomly selected, what is the probability of it being white or black?
