Question

how many 6 digit number are there in all​

Answer 1

There are 900,000 6-digit numbers in all.

Explanation:

The least 6-digit number = 100,000

The greatest 6-digit number = 999,999

IN terms of arithmetic progression , first term : a= 100,000

Last term = 999,999

common difference : d= 1

Formula for nth term : $a_n=a+(n+1)d$

Tet n be the total 6 digit number .

Then, $999999=100000+(n+1)(1)$

⇒$n+1=899999$

⇒ $n=900000$

Hence, there are 900,000 6-digit numbers in all.

# Learn more :

Nth term of an AP is An=3+4n.Find the AP.

https://brainly.in/question/1868440

Answer 2

Answer:

Answer is 900000.

Step-by-step explanation:

999999-100000= 899999.

(899999 + 1)= 900000 Ans//

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