Four friends buy 36 cookies for 12$.each person contributes the following amount of money.
friend#1-$2
friend#2-$3
friend#3-$4
freind#4-$3
each person gets the number of cookies proportional to the money paid. how much does each person get? show you working

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Empty box + box + empty box fill in the box is equal to 30 how

Find the interior angle of a regular polygon which has 6 sides