Call Letters In 1923, the Federal Communications Commis- sion directed that all new radio stations east of the Mississippi River have call letters beginning with the letter W. How many different three- or four-letter call letters are possible

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.