Ateam of three high jumpers all have a personal record that is at least 6 feet and less than 7 feet. is it necessarily true that two of the team members must have personal records that are within four inches of each other? what if there are four jumpers? heights are measured to within a precision of 1/4 inch.

ranks (& how to earn them):

-beginner (needs at least 0 points & 0 brainliest answers)

- hand (needs at least 100 points & 0 brainliest answers)

-ambitious   (needs at least 250 points & 0 brainliest answers)

-virtuoso (needs at least 500 points & 5 brainliest answers)

-expert   (needs at least 1,000 points & 10 brainliest answers)

-ace (needs at least 3,000 points & 15 brainliest answers)

-genius   (needs at least 15,000 points & 50 brainliest answers)

how to award brainliest:

you must wait until 2 people answer to award brainliest. i'm pretty sure that it should be next to the "" and "comments" buttons.  

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step-by-step explanation:

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i’ll just s take the points thxs