Use the geometric mean for right triangles here. Like this 
. Cross multiply to get 
, and 
. That simplifies down to 
. Pull out the 9 as a perfect square of 3 and you're left with 
, first choice above.
Claire's mom found a very good price on a large computer monitor. She paid $325 for a monitor that was only $65 more than the or
2 answers:
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Answer:
1.01 minutes
Step-by-step explanation:
The length of the roll is given to be 304 ft, and Bob's velocity is 5ft/s.
Velocity is defined as the rate of change of displacement over time t:
The function can be expressed to make t the subject to calculate time taken by Bob;
Hence, it takes Bob 1.01 minutes to walk the length of the roll.