The number of positive numbers of not more than 10 digits formed by using 0,1,2 and 3 is (A) 18 (B) 24 (C) `4^10, 3^10` (D) `4^10-1`

The number of even numbers of four digits that can be formed using the digits 0, 1, 2, 3, 4 and 5 is

The total number not more than 20 digits that are formed by usingd the digits 0, 1, 2, 3, and 4 is a. 5^(20) b. 5^(20)-1 c. 5^(20)+1 d. none of these

How many 10-digit numbers can be formed by using digits 1 and 2

How many 10-digit numbers can be formed by using digits 1 and 2

The number of different mastrices which can be formed using 12 different real numbers is (A) 6(12)! (B) 3(12)! (C) 2(10)! (D) 4(10)!|

The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1, 2 and 3 only, is

The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1, 2 and 3 only, is

Number of all four digit numbers having different digits formed of the digits, 1,2,3,4 and 5 and divisible by 4 is 24 b. 30 c. 125 d. 100

The number of numbers less than 1000 than can be formed out of the digits 0,1,2,3,4 and 5, no digit being repeated, as

Number of numbers greater than 24000 can be formed by using digits 1,2,3,4,5 when no digit being repeated is