Question

Q 1. Write all possible 3-digit numbers by using the following digits only once :केवल एक बार निम्नलिखित अंकों का उपयोग करके सभी संभव 3 अंकों की संख्या लिखें:
(a) 8, 9,3
ans-. 389 , 398, 839, 893, 938, 983

Q2. Use the given digits only once to make the smallest 4-digit number:
(a) 5, 2, 1,4
ans.- smallest number = 1245

(b) 5, 3, 2, 9
ans.- smallest no. = 2395

Q3. Use the given digits only once to make the greatest 4-digit numbers :
(a) 8, 2, 7,3
ans.- greatest no. = 8732

(b) 4,3,5,9
ans.- greatest no.= 9534

Q4. How many numbers in all we have with :
(a) 2-digit = 90
(b) 3-digit = 900
(c) 4-digit. =9000
(d) 6-digit= 900000

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Answer 1

Answer:

How many numbers in all we have with

(a) 2- digit =10

(b) 3- digit=100

(c) 4-digit =1000

(d) 6-digit=100000

Answer 2

what is the possible numbers 4,5,2 only once