Aroom has an area of 456 square feet. one dimension is 5 feet more than the other. find the dimensions of the room.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?