Diante can make 5 neckties in 4 hours. Select the two true statements about the ratio between the hours he works and the neckties he produces.
A. It takes Diante 1.25 hours to make one necktie.
B. Diante makes 45 of a necktie per hour.
C. It takes Diante 45 hour to make a necktie.
D. Diante makes 1.25 neckties per hour.

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

How to solve a simultaneous equation involved with fractions?

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3