Combination
Permutation
pascal's Triangle
binomial
100

what is Combination

nCr

100

what is permutation 

nPr

100

this triangle

what is pascal's triangle

100

Oliver tosses a coin 25 times. What is the probability that it lands on heads exactly 7 times

1.4%

200

Sam has 20 close friends. How many ways can he choose 7 to be Bridesmen in his wedding

77520

200

How many ways can you arrange the letters in the word triceratops

39916800

200

What are the outside numbers in the trangle

1

200

there are 30 balls numbered 1-30 in a bag. One is randomly selected 12 times what is the probability of getting a prime number exactly six games  

15.85%

300

there are 34 students in Tony's kindergarten class how many ways can he choose 7 to attend his party

5379616

300

20 racers are competing in go kart race how many ways can they finish in 1st 2nd 3rd

6840

300

what is the 4th number in the 7th row 

35


300

the probability of customers at a store receiving a coupon printed on there receipt is 1 in 8. If 20 customers visit the store today what is the probability that exactly three of them receive coupons

.23002/23.00%

400

there are 17 players on a football team how many ways can the coach make a 9-player 

8821612800

400

There are 20 employees at the vet how many ways can the manger choose 7 for the sunday evening shift

77520


400

what is the 16th rows 9th number

1687

400

A certain traffic light is red for 20 seconds. yellow for 4 seconds green for 36 seconds. find the probability that of the next 12 cars that randomly arrive at the light, exactly 4 will be stopped by a red light.

.23844/23.84%

500

there are 85 players on a football team how many ways can the coach choose three to represent the team in the coin toss

98770

500

cody is taking four classes this semester ELA, Math, weightlifting, Horticulture how many ways can these four classes be arranged on his schedule

24

500

What is the first 5 rows of pascal's Triangle

                                   1

                                1     1

                             1     2    1

                            1   3   3    1

                          1   4   6   4    1

500

sara tosses a coin 10 times. What is the probability that he gets tais at least 8 times?

5.47%