Arrangement of digits (P&C Tricks)

Que 1: How many three-digit numbers can be formed with the digit 1, 2,3,4,5?

Que 2: How many three-digit numbers can be formed with the digit 0, 1,2,3,4?

Que 3: How many three-digit ‘Even Numbers’ can be formed with the digit 0, 1, 2,3,4,5?

Que 4: How many numbers between 1800 and 4600 can be formed with the digits 0,1,2,3,4,5,6 and 7 if repetition is not allowed?

Que 5: How many three digit numbers can be formed from the digits 0, 1, 2, 3, and 5 which are divisible by 3?

Que 6: Find the sum of the four-digit numbers formed from the digits 1, 2, 5, and 7 if repetition of the digits is not allowed.

Que 7: Find the sum of the four-digit numbers formed from the digits 0, 1, 2, 3, and 4 if repetition of the digits is not allowed?

Que 8: How many five-digit numbers can be formed from the digits 1, 2, 3, 4, and 5 such that the odd numbers do not occupy the odd places?

Que 9: How many four-digit numbers can be formed from the digits 0, 1, 3, 5, and 8 such that all numbers are divisible by 5?

Que 10: How many 5-digit numbers contain exactly two 4’s in them?

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