Which situation can be represented by the equation 4d + 5 = 29? A.
Marvin worked 4 hours a day plus an additional 5-hour day for a total of 29 hours.

B.
Marvin worked 9 hours a day for a total of 29 hours.

C.
Marvin worked 4 hours one day plus an additional 5 hours for a total of 29 hours.

D.
Marvin worked 4 days plus 5 hours for a total of 29 hours.

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.