Suppose that scores on a standard college entrance test are normally distributed. The test has a mean of 100 and a standard deviation of 10. What proportion of scores falls below 75?

d

step-by-step explanation:

given

y + 3 = - 4(x - 2) ← distribute the parenthesis

y + 3 = - 4x + 8 ( subtract 3 from both sides )

y = - 4x + 5 → d

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

i think the answer is b.

step-by-step explanation:

not 100% sure though.

the car was traveling 40 mph before it started skidding. ( 2 points ) 17. was the driver were her brakes working at 75% efficiency or better? ( 2 points ) yes 29.

step-by-step explanation: