Question

In 2004, during a semi-final match of the Davis Cup, tennis player Andy Rodwingspan served a ball at 155 miles per hour, the fastest serve ever recorded. What was the speed of the tennis ball, in feet per second, rounded to the nearest foo

Answer 1

i just need the answer

Answer 2

155 miles per hour
hour = 60 minutes
60 seconds = 1 minute
60 * 60 = 360, 360 seconds in a minute
One mile = 5280 feet

111 miles / 1 hour
5280 feet / 360 seconds

Does this help any?

Answer 3

thanks.