If height is normally distributed with a mean of 75 and standard deviation of 10 inches, what is the probability of selecting someone who is taller than 115 inches followed by someone who is shorter than 102 inches?

Measure of angles 31 (x+4) (3x+9) me

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

Whoever gets this right gets the ! the half life of a soul smelling substance is 4 years. if you have 8 oz of this strange substance, how much of it will you have after 20 years? show work.