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April 23, 2014

Homework Help: MATH

Posted by marko on Monday, March 12, 2012 at 9:32pm.

Word problem
mark and melinda collect baseball caps. mark has 7 more than melinda.
togheter they have 115 caps. how many baseball caps does each of them have?
i got: melinda has 54 mark has 61
is that right?


i have 2 more i cant figure out:
1) in a pet store the number of dogs is more than 3 times the number cats. if the pet store has 21 dogs how many cats does it have?

2) in the pet store the number of birds is 10 less than twice the number of rabbits, if the pet store has 56 birds, how many birds does it have?

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