1) How many 5-letter permutations can be formed from the letters in the word PANDEMIC? a) 405 ways b) 504 ways c) 540 ways d) 450 ways 2) Ten runners join a race. In how many possible ways can they arranged as first, second, and third placers? a) 720 ways b) 820 ways c) 719 ways d) 821 ways 3) A museum has 7 paintings to hang and 3 vacant locations, each of which will hold one painting. In how many different ways can these 3 locations be filled with paintings? a) 112 ways b) 201 ways c) 200 ways d) 210 ways 4) If you were a superhero and you want to save 4 people at a time in a burning factory, how many ways you can do it if there were 12 people inside? a) 11, 808 ways b) 12, 800 ways c) 11,880 ways d) 10,100 ways 5) In a quiz bee, there are 9 students from which 3 winners will be chosen to enter the finals. How many ways can the winners be chosen? a) 6,720 permutations  b) 6,820 permutations c) 6, 722 permutations d) 7,620 permutations

PERMUTATION-DEMO

โดย
สั่งพิมพ์
ฝัง

ลีดเดอร์บอร์ด

สไตล์ภาพ

ตัวเลือก

สลับแม่แบบ

คืนค่าการบันทึกอัตโนมัติ: ใช่ไหม