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how many numbers between 200 and 500 are divisible by 13 ?
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First such a number is 208. <<<---=== To find it, first divide
= 15.4; then multiply 13*16 = 208.
Last such a number is 494. <<<---=== To find it, first divide
= 38.46; then multiply 13*38 = 494.
Between 104 and 494, there are
= 22 intervals of the equal length of 13 units in the number line.
Hence, the number under the question is 22+1 = 23.
Answer. 23 numbers.