Four balls of wool will make 8 knitted caps. How many balls of wool will Malcom need if he wants to make 6 caps.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form