The smallest 4-digit number ending in 4 is _______.
The smallest 4-digit number is 1000but not ending with 4, so we must have find the number ending with 4. That is 1004.
Question 13 The smallest 4-digit number having three different digits is (A) 1102 (B) 1012 (C) 1020 (D) 1002
If the digits in 65402 are randomly rearranged, what is the probability of ending up with a 4 digit number? [2 MARKS]
Using the digits 1,2,0and6 make
(a).the greatest number of 4- digits keeping 2 at ones place.
(b).The smallest number of 4- digits keeping 1at tens place.