Carl wants to give away 1/3 of his baseball card collection. he is going to divide it among his 3 friends. what fraction of the original collection will each of carl's friends receive?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The product of sin 30 degrees and sin 60 degrees is same as the product of

What is the measure of each of the two angles formed by the bisector of the diagonal of a rhombus if the original angle measures 58 degrees?