A golf ball can travel 170 mph. This is #10/7# times the fastest recorded for a hockey puck. What is the record speed for a hockey puck?

1 Answer
Nov 28, 2016

119 mph

Explanation:

Let us assume that the record speed for the puck is #x# mph.
According to the given condition,
#10/7 xx x = 170# mph
Multiplying both sides by #7/10#, we get
#x = 170 xx 7/10 #
#= 17 xx 7 = 119# mph