This sheet is a bargain! You’re told in the question the literal scenario! You have to figure out which formula to use! This is likely to be the type of question you will receive in the exam, good luck! Permutation with repetition A boy walks to the shop and shows interest in buying an amount of A bicycle lock has a 3 numbered lock code with possible digits for oranges, lemons, limes, bananas and papayas. He purchases three of the each 0 to 4. How many possible codes are there? fruits mentioned, one at a time and can buy more than one of a type. How many ways are there for him to do this if we consider order too? A man goes to a small theme park and rides on 7 different rides out of the total number of 12 available. Assuming we aren’t interested in Combinations without repetition the order that he rode the rides, how many ways could he have A boy eats 4 of 10 sweets, all of different flavours. How many ridden them? combinations of ways are there for him to eat the 4? How many 4-digit numbers can be made if all digits have values 0 to Permutation without repetition 5 and no digit can appear twice in the number? One morning, a man chooses his breakfast from 10 different cereals. He eats the box entirely. The next day he chooses his breakfast again from one of the remaining cereals and eats the entire box. He does this once A boy tells us his favourite 4 one-digit numbers. What combinations more the following day. How many ways are there for him to do this of numbers are possible for him to tell us? considering order? At a sushi restaurant, there are 5 types of sushi on special offer. A Combinations with repetition man tries 6 dishes on offer. What must have happened for him to try A spinner with numbers 1 – 6 is spun 4 times. How many ways are there 6 sushi from a list of 5? to get numbers if we forget order? State the number of combinations of sushi he could have had. An Introduction to Combinations & Permutations – Hard
This sheet is a bargain! You’re told in the question the literal scenario! Permutation with repetition A boy walks to the shop and shows interest in buying an amount of oranges, lemons, limes, bananas and papayas. He purchases three of the fruits mentioned, one at a time and can buy more than one of a type. How many ways are there for him to do this if we consider order too? Combinations without repetition A boy eats 4 of 10 sweets, all of different flavours. How many combinations of ways are there for him to eat the 4? Permutation without repetition One morning, a man chooses his breakfast from 10 different cereals. He eats the box entirely. The next day he chooses his breakfast again from one of the remaining cereals and eats the entire box. He does this once more the following day. How many ways are there for him to do this considering order? Combinations with repetition A spinner with numbers 1 – 6 is spun 4 times. How many ways are there to get numbers if we forget order? An Introduction to Combinations & Permutations – Hard You have to figure out which formula to use! This is likely to be the type of question you will receive in the exam, good luck! A bicycle lock has a 3 numbered lock code with possible digits for each 0 to 4. How many possible codes are there? A man goes to a small theme park and rides on 7 different rides out of the total number of 12 available. Assuming we aren’t interested in the order that he rode the rides, how many ways could he have ridden them? How many 4-digit numbers can be made if all digits have values 0 to 5 and no digit can appear twice in the number? A boy tells us his favourite 4 one-digit numbers. What combinations of numbers are possible for him to tell us? At a sushi restaurant, there are 5 types of sushi on special offer. A man tries 6 dishes on offer. What must have happened for him to try 6 sushi from a list of 5? State the number of combinations of sushi he could have had.