1) There are 34 members in the English Society. How many ways are there to choose 2 members? a) 34P2 b) 34C2 c) other answer 2) There are 34 members in the English Society. How many ways are there to choose 2 members to be the chairperson and vice-chairperson? a) 34P2 b) 34C2 c) other answer 3) 4-digit numbers are formed by using the digits 1, 2, 3, 4, 5, 6 and 7 without repetition. How many numbers can be formed? a) 7P4 b) 7C4 c) other answer 4) In a team of 18 scouts, some of them are to be selected to join a special training. In how many ways can the scouts be selected if 6 scouts are to be selected? a) 18P6 b) 18C6 c) other answer 5) 15 people participate in a lucky draw. Find the number of ways awarding the first prize, the second prize, the third prize and the fourth prize to 4 of them. a) 15P4 b) 15C4 c) other answer 6) There are 9 Cantonese songs, 6 Mandarin songs and 4 English songs stored in Ken’s mobile phone. If Ken chooses 5 songs to play once each, how many playing sequences are there? a) 19P5 b) 19C5 c) other answer 7) A painter prepares 10 different oil paintings and 8 different watercolour paintings for an exhibition. After the exhibition, he will select some paintings to be auctioned for charity. Find the number of ways of selecting the paintings if 12 paintings are selected. a) 18P12 b) 18C12 c) other answer 8) A password is formed by 8 different digits selected from the letters A to Z and numbers 0 to 9. How many passwords can be formed? a) 36P8 b) 36C8 c) other answer 9) *There are 12 different dresses in a shop. Wendy wants to buy 4 different dresses from the shop. If a particular dress must be included, find the number of ways of buying the dresses. a) 12P4 b) 12C4 c) 11P3 d) 11C3 e) other answer

S5 Permutation and Combination

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?