Braingle: 'Empty Pet Store' Brain Teaser

Empty Pet Store

Math brain teasers require computations to solve.

Puzzle ID:	#12554
Fun:	(2.53)
Difficulty:	(1.21)
Category:	Math
Submitted By:	NEWF

Last week seven gerbils, four budgies, three iguanas, a parrot and five goldfish escaped from the pet store.
On each of the two following days, half of the loose pets were recaptured.
How many animals were still free at the end of the second day?

Answer

Five animals were still free at the end of the second day. Twenty animals escaped. On the first day ten were captured. On the second day half of these (five) were captured, leaving five free.
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Comments

l-slenda Jun 02, 2003	gd gd *;-)
heather777 Jun 05, 2003	I got it but that's good
jacintan Jun 07, 2003	I love pets and math so I decided that this must be very fun. I love it because my favourite type of math is halfing.
susya Jun 28, 2003	i thought these were supposed to make you think.
rose_rox Oct 12, 2003	Good one... I'd love to see how a goldfish can escape ;)
eiennikirei Feb 05, 2004	Maybe it was raining and they jumped and hop'd through puddles
CrystalScryer Feb 10, 2004	No, no, no!!! Don't you all know anything?!? Fish have wings and air tanks!!!! I can't believe you people didn't know that! Hahaha!! I crack myself up sometimes!!!
Newf Mar 11, 2004	Haven't any of you seen Searching for Nemo.
kreed Jun 22, 2004	It's Finding Nemo Newf! That was good.
javaguru Mar 02, 2009	Lame. Add up a few single-digit numbers and divide by four. That's not a teaser--it's not even a math problem.