What is 2 plus 2 ÷ 30 ÷100000000000×383883292999?

4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051

Chase is working to earn money for a cd player. on saturday, he earned half as much as he did on sunday, but twice as much as he did on friday. during the 3 days, he earned $70.00. how much did he earn each day?

If you do this you are getting 20+ points so can you hurry plsphil is riding his bike. he rides 29 miles in 2 hours, 43.5 miles in 3 hours, and 58 miles in 4 hours. find the constant of proportionality and write an equation to describe the situation. let x represent the number of hours.