An architect is designing a conference room for an office building. The room must be able to hold 20 people . However , to keep costs down, the area of the room must be as small as possible. The architect estimates that each person requires between 25 and 30 square feet. Which the following room dimensions meets these requirements ? Explain your findings.

What is the lcm of 16 and 40 ? 24 and 40 ?

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true