One of these marbles is picked at random. what is the probability that a blue marble is picked? A.1/3
B.2/5
C.1/2
D.1/4

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?