On Monday, Jillian earned 50 points on a math website. On Tuesday, she earned 75 points. Her goal is to earn 350 points by Friday. How many more points must she earn to meet her goal?

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.

How do i find the missing angle measure in a polygon

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces