Unit 10 HIgher Probability PKC

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

Tags

CCSS.7.SP.C.5

A die is rolled once.  What is the probability of rolling a number less than 3? Your answer should be a fraction in simplest form.

• 1/3
• 2/6
• 3/6
• 1/6

The probability that it will snow tomorrow is 0.04 What is the probability that it will not snow tomorrow

• 0.04

• 0.6

• 0.96

• 0.5

An ice cream parlor has six different flavors. They have 4 toppings and 2 types of cones. How many possible ice cream combinations are there?

• 24
• 48
• 6
• 12

Tags

CCSS.5.OA.A.2

310 students at a high school were surveyed on the question “Do you like watching basketball being played on TV?”. The results are shown in the two-way table.

Estimate the probability that a randomly selected senior likes watching basketball on TV.

• 129/185

• 56/185

• 56/310

• 56/94

The vilage of Sumtown is hold a fair with a lucky dip. The probability of getting each of the prizes is shown in the table above. Find the value of x

• 0.33

• 0.5

• 0.05

• 5

The probability of getting this question right is 3/5

If 200 people try to answer this question, how many do you expect to get it right?

• 120

• 35

• 60

• can't tell

A farm has 5 brown cows and 10 white cows. A fence is open and two cows escape. What is the probability that it will be a brown cow, then a white cow?

• 1/9
• 2/9
• 5/21
• 10/21

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

What is an independent event?

• events that cannot occur at the same time

• events with zero probability

• results of an experiment

• events where the second event does not depend on the outcome of the first event

John has either cornflakes, toast or muesli for breakfast. The probability that he has cornflakes is 0.3 and muesli is 0.5. What is the probability John has toast or muesli?

• 0.5

• 0.1

• 0.8

• 0.7