SOLUTION: If it takes me 3 weeks to make 15 birdhouses. How long does it take to make 11 birdhouses?
Algebra.Com
Question 880096: If it takes me 3 weeks to make 15 birdhouses. How long does it take to make 11 birdhouses?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
It takes 3 wks to make 15 birdhouses
----------
In 1/3 of that time, you could only
make 1/3 as many, so
----------
In 1 wk you can make 5 birdhouses
----------
It will only take 1/5 of that time to make
1 birdhouse, so
----------
In 1/5 of a wk, you can make 1 birdhouse
----------
11 birdhouses will take 11 times as long, so
----------
it takes 11/5 = 2 1/5 weeks to build 11 birdhouses
RELATED QUESTIONS
If it takes me 15 weeks to make 3 birdhouses. How long does it take to make 11... (answered by jim_thompson5910)
If 6 boys can build 24 birdhouses in 2 days, how long would it take 12 boys to build 120... (answered by ikleyn)
Matt worked for 3 3/4 hours painting birdhouses. It takes him 1/2 hour to paint one... (answered by josgarithmetic)
it takes 12 cinder blocks to make 3 steps. how many does it take to make 8 steps?
(answered by algebrahouse.com)
if it takes 5 people to make 35 orders in 1 hour how many orders does it take 10 people... (answered by Edwin McCravy,ewatrrr)
If it takes 9 women 12 hours to make 3 carpets, how long will it take 12 women to make 6... (answered by josgarithmetic,MathTherapy)
it takes a florist 3 h 15 min to make 3 small centerpieces and 3 large centerpieces. it... (answered by ikleyn)
if it takes Jerry 5 weeks to complete a job and Sam 3 weeks, if they work together how... (answered by ptaylor)
How long will it take for me to make... (answered by Fombitz)