Brain Teasers
Nine Tests
Naoki took nine tests, each out of 100. His average on these nine tests is 68. If his lowest mark is omitted, what is his highest possible resulting average?
Answer
Of course, if he got 0 in one of the tests, and gets omitted, then the resulting average will be the highest. 68x9/8=76.5 points.Hide Answer Show Answer
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its the best riddle ever post a comment
This one was a bit of a yawn. The only curiosity was how the half-point would be handled. Grades don't always follow math rules; some teachers would round up; some down.
Nice teaser, but a little too easy
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