Question

How many numbers between 221 and 445 begin or end with 3?
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Answer 1

Answer: 113 numbers between 221 and 445 begin or end with 3.

Step-by-step explanation:

223,233,243,253,263,273,283,293,(300 to 399), 403,413,423,433,443

Now 300 to 399 is 100 number which have 3 begin or end.

So, 221 to 299 is 8 numbers,

300 to 399 is 100 numbers

400 to 445 is 5 numbers.

Now the total number is :- 8+100+5=113

So, 113 is right answer.

Answer 2

Step-by-step explanation:

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