The number of bacteria present in a colony is 180 at noon and the bacteria
grows at a rate of 22% per hour. How
many will be present at 8 p. m.? Round to
the nearest whole bacteria.
how many will be present at 8:00 pm?

What is the approximate circumference of the circle shown below?

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base