Find 4 numbers that sum is 45. If 2 is added to first number and 2 is subtracted from the second number, the third number is multiply 2 and then the fourth number is divided by 2, then the 4 numbers produced are all the same

The maximum distance (in nautical miles) that a radio transmitter signal can be sent is represented by the expression 1.23h√, where h is the height (in feet) above the transmitter. estimate the maximum distance x (in nautical miles) between the plane that is receiving the signal and the transmitter. round your answer to the nearest tenth.