simplify the problem.

– a + 5b – 6a + 5(a + 1)

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.

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition