Jacob made a banner for a sporting event in the shape of a parallelogram. the area of the banner is 127 1/2 square centimeters. the height of the banner is 4 1/4 centimeters. what is the base of the banner?

How much orange juice do you need to make 2 servings of lemony orange slush?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y