Question

02
How many 4-digit numbers have the same digit in the hundreds place, tens place, and ones place?
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Answer 1

Answer:

9

9

1111 2222 3333 4444 5555 6666 7777 8888 9999 okkk

Answer 2

Smallest 4-digit number = 1000

Largest 4 -digit numbers = 9999

Find the numbers with the same digit in hundreds, tens and ones place":

1000 - 1999 =  10

[i.e. 1000, 1111, 12222, 1333 .... 1999]

2000 - 2999 =  10

[i.e. 2000, 2111, 22222, 2333 .... 2999]

:

:

9000 - 9999 =  10

[i.e. 9000, 9111, 92222, 9333 .... 9999]

Find the total number:

Number of rows = 10

Number of numbers in each row = 10

Total= 10 x 10

Total = 100 numbers

Answer: There are 100 numbers.