WDWL Week of 3/13 Hard probability

Mary is a good student. The probability that she studies and passes her test is 3/5. If the probability that she studies is 8/9. What is the probability that she passes given that she studies? 

• 27/40
• 1.48
• .008
• .0593

Tags

CCSS.HSS.CP.B.6

In a survey of 100 adults and kids.

The probability that a kid likes the color blue is 10%. The probability of being a kid is 40%. What is the probability that the a kid is chose given they liked the color blue? 

• 4

• .4

• .1

• .25

Tags

CCSS.HSS.CP.B.6

How many ways can you choose 15 oranges from a crate of 60?

PERMUTATION or COMBINATION? Which calculation is correct?

How many ways can you list your 4 favorite cheesecakes, in order, off a menu of 15 options?

PERMUTATION or COMBINATION? Which calculation is correct?

How many ways can you set a 3-digit lock using the numbers 6, 2 and 4?

PERMUTATION or COMBINATION? Which calculation is correct?

Suppose a number cube is rolled twice. What is the probability that an odd number will show both times?

• 1/3
• 1/2
• 1/6
• 1/4

A coin is tossed and a number cube is rolled. Find the probability,  P(heads and 7).

• 1/14
• 1/2
• 0
• 1/7

Ten cards numbered 1-10 are placed in a hat. What is the probability of randomly drawing a card with an even number then a card with a number greater than or equal to five if the first card is replaced?

• 1/4
• 2/3
• 3/10
• 3/5

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing the letters “A” or "E" when drawing from the bowl once? Simplify.

• 2/49

• 2/7

• 3/7

• 10/49

If you roll one die, what is the probability of getting an odd number or a 4?

• 2/3
• 1/3
• 1/2
• 1/6

Tags

CCSS.HSS.CP.B.7