asked 19.9k views
3 votes
Laura paddles in her canoe at a speed of 5 mph for 5 miles. She then hops on her windsurfer and sails for 12 miles at a speed of 6 mph. For how long does Laura travel?

asked
User Thesane
by
8.1k points

2 Answers

7 votes
she travels for two hrs



answered
User Andy May
by
8.3k points
3 votes

Laura paddles in her canoe at a speed of 5 mph for 5 miles.

As we know that


image

Substitute the values we get


Time=(5m)/(5mph)=1hr.......(i)\\

Laura hops on her windsurfer and sails for 12 miles at a speed of 6 mph.

Again using the above formula we can write


Time=(12m)/(6mph)=2hr.......(ii)\\

Hence from equation (i) and (ii), we can say total time of travel
=1hr+2hr=3hr\\

answered
User Uberswe
by
8.6k points
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