(1) Arranges five numbers in succession. The average of the first three numbers is 8, the average of the last three numbers is 5, the average of the five numbers is 6, and the middle number is ().

(2) Is the sum of1+2+3+…+1993 odd? Or even number? ( )

(3) Add three different numbers after 865 to form a six-digit number, which can be divisible by 3, 4 and 5 respectively, and make this number as small as possible. This number should be ().

(4) There are five Saturdays and four Sundays in October of a certain year, and this year's 10 and 1 are a week ().

(5) A cloth bag contains gloves with the same size and different colors. There are four colors: black, red, blue and yellow. Pull out at least () gloves to ensure that there are 4 pairs of the same color.

(6) The number 0, 1, 2, 3 forms three digits, which can form three digits that are not equal to (). can

Compose () Three-digit number without duplicate sign?

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