quiz 2

Which of the following statement is /are true?

• The repeating decimal represents a rational number

• The repeating decimal does not represents a rational number

• The repeating decimal represents an irrational number

• The repeating decimal represents integers

• 3

• 5

• 7

• 8

The number of 4 digit number with no two digits common is

• 4536

• 3024

• 5040

• 4823

For 5 elements, there are

• 44 derrangements

• 54 derrangements

• 64 derrangements

• 24 derrangements

In how many ways can 6 different beads be strung together to form a necklace?

• 60 ways

• 80 ways

• 25 ways

• 30 ways