Acustomer is purchasing last year's version of football mania video game, which was originally $55. it is on a sales rack that says 60% off. the customer has a coupon for 30% off his entire purchase. he incorrectly says, "i cant believe i'm getting this for 90% off! "

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?