B) On a 100 point scale, suppose the grades are approximately normally distributed with a mean of 60 and a standard deviation of 12. The professor plans to give a letter grade of a “B” to some of her students, beginning with a lower cutoff score of a 52. What should
the upper score cutoff be set at if she wishes for exactly 40% of her students to receive a "B"?

Free points + brainliest? answer these correctly! as an object in motion becomes heavier, its kinetic energy a. increases exponentially b. decreases exponentially c. increases proportionally d. decreases proportionally

Do you want free brainliest and free points? answer this drivers ed question correctly and ill give you both : ) how can you count following distance? a. look for a moving object and count the seconds it takes for you to pass it after the car you are following has passed it. b. look for a stationary object and count the seconds it takes for you to pass it after the car you are following has passed it. c. look for the rear wheels of the car in front and count the number of rotations. d. look for the stripes on the road and count them as you pass by.

Luke finds a great deal for pudding cups on amazon. he can get a 36 pack for $9.74. what a deal! each cup holds 3.25oz of yummy pudding, btw. luke also knows that the hot tub is about 5 feet width, 5 feet long, and 2.5 feet deep. how many packs will luke need to buy in order to fill the hot tub? how much will this prank cost him? need