There are 23535820 combinations that can be made of 35 calculators taken 8 at a time.
Answer:
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Step-by-step explanation:
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The sum must be irrational in contradiction to it being rational
x correct answers
23 - x incorrect answers
82 = 4x + -1(23 - x) = 3x - 23
105 = 5 x
x = 105/5 = 21
21 right 2 wrong 2 unanswered
Check: 4(21) -1(2) = 84-2=82 good
Answer:
If Abraham divides them into 2 separate groups, he should have 17 marbles on each group.
Step-by-step explanation:
