EASY
MYP:4-5
IMPORTANT
Earn 100

A recent study of 24 sodas revealed that 8 have high amounts of caffeine, 12 have high amount of sugar and 6 have both.

What is the probability that a soda picked at random from the group in the study is high in caffeine only.

50% studentsanswered this correctly

Important Questions on What are the Chances? (Simple Probability)

EASY
MYP:4-5
IMPORTANT

A recent study of 24 sodas revealed that 8 have high amounts of caffeine, 12 have high amount of sugar and 6 have both.

What is the probability that a soda picked at random from the group in the study is not high in caffeine or sugar?

EASY
MYP:4-5
IMPORTANT

A bag contains four calculators C and six protractors P. One item is taken from the bag at random and not replaced. A second item is then taken at random.

Complete the tree diagram by writing probabilities in the spaces provided.

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EASY
MYP:4-5
IMPORTANT

A bag contains four calculators C and six protractors P. One item is taken from the bag at random and not replaced. A second item is then taken at random.

Calculate the probability that one protractor and one calculator are taken from the bag.

EASY
MYP:4-5
IMPORTANT

A bag contains four calculators C and six protractors P. One item is taken from the bag at random and is replaced. A second item is then taken at random.

Calculate the probability that one protractor and one calculator are taken from the bag.

EASY
MYP:4-5
IMPORTANT

A typical teenager should consume approximately 2000 calories per day. A survey of 120 students, three-fifths of which were male, revealed the following:

80 students ate more than the recommended amount.
Half of the girls ate less than the recommended amount.
Five-sixths of the boys ate more than the recommended amount.

The same number of boys as girls ate the recommended amount of calories.

Complete a two-way table to represent this information.

EASY
MYP:4-5
IMPORTANT

A typical teenager should consume approximately 2000 calories per day. A survey of 120 students, three-fifths of which were male, revealed the following:

80 students ate more than the recommended
amount.
Half of the girls ate less than the recommended amount.
Five-sixths of the boys ate more than the recommended amount.

The same number of boys as girls ate the recommended amount of calories.

Calculate the probability that a student selected at random ate the recommended amount of calories.

EASY
MYP:4-5
IMPORTANT

A typical teenager should consume approximately 2000 calories per day. A survey of 120 students, three-fifths of which were male, revealed the following:

80 students ate more than the recommended amount.
Half of the girls ate less than the recommended amount.
Five-sixths of the boys ate more than the recommended amount.

The same number of boys as girls ate the recommended amount of calories.

Calculate the probability that a student selected at random is male and ate less than the recommended amount.

EASY
MYP:4-5
IMPORTANT

A typical teenager should consume approximately 2000 calories per day. A survey of 120 students, three-fifths of which were male, revealed the following:

80 students ate more than the recommended
amount.
Half of the girls ate less than the recommended amount.
Five-sixths of the boys ate more than the recommended amount.

The same number of boys as girls ate the recommended amount of calories.

Calculate the probability that a student selected at random ate more than the recommended amount given that they are female.