Question

find the greatest 3 digit number divisible by 9 and 21​

Answer 1

Answer:Infinte; cannot be determined

Step-by-step explanation:

We dont know the largest number since we cannot determine any largest possible values divided by some such any numbers.

Answer 2

Answer

take largest 3 digit no. which is divided by 3 and 7

that is

         987

because  987 is divided by 3 and 7

thus it is divisible by 3*7 also

987/3*7

987/21

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thus it rationaalise completely .

================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================================== your one and only answer is      

987

.