1) Jackson is three years older than twice his brother's age. Select all the equations that correctly represent the relationship between Jackson's age
jand his brother's age b. *

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap