CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Shifting Digits

How many digi...

Question

How many digits are in between 500 and 600 which have only one 9 in them?

Open in App

Solution

509,519,529,539,549,559,569,579,589, ==== 9 numbers.

590, 591,592,….598 ===== 9 numbers.

In 599, 9 occurs twice so don't consider.

Answer: 18 numbers.

Suggest Corrections

thumbs-up

1

Similar questions

Q. How many numbers are there between

500

600

9

occurs only once?

Q. How many numbers are there between

99

1000

which have exactly one of their digits as

7

Q. How many numbers lying between

500

600

can be formed with the help of the digits

1, 2, 3, 4, 5, 6

, when the digits are not to be repeated?

Q. How many different numbers of six digits (without repetition of digit) can be formed from the digits 3, 1, 7, 0, 9, 5?
(i) How many of them will have 0 in the unit place?
(ii) How many of them are divisible by 5?
(iii) How many of them are not divisible by 5?

How many numbers are there between 100 and 1000 which exactly have one of their digits as 7?

Please answer efficiently.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Ascending and Descending Order and Shifting Digits

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Shifting Digits

Standard IX Mathematics

Join BYJU'S Learning Program

CrossIcon