February 27, 2015

Homework Help: math

Posted by rick on Sunday, June 10, 2012 at 1:25pm.

In a bird sanctuary 41 different special of birds are being studied. Three large bird feeders are constructed, each providing a different type of bird feed. One feeder has sunflower seeds. A second feeder has a mixture of seeds, and the third feeder has small pieces of fruit. The following information was obtained.
20 species ate sunflower seeds
22 species ate the mixture
11 species ate the fruit
10 species ate the sunflower seeds and the mixture

4 species ate the sunflower seeds and the fruit
3 species ate the mixture and the fruit
1 species ate all three.

How many species ate
A. None of the foods
B. The sunflower seeds, but neither of the other two foods?
C. The mixture and the fruit, but not the sunflower seeds?
D The mixture or the fruit, but not the sunflower seeds?
E. Exactly one of the foods?

Answer this Question

First Name:
School Subject:

Related Questions

Math - If a 5-pound sack of bird seed is divided equally for 3 different bird ...
Math - Five pounds of birdseed is used to fill 4 identical bird feeders. A. What...
math - Ashleys class bought 3 bags of bird sees and a bird feeder for their ...
math - Kyle had 5/7 lb of birdseed. Each bird feeder holds 1/5 lb of seed. Can ...
Math- Pre calculus - A community bird-watching society makes and sells simple ...
Advanced Biology - Which observation supports the statement that birds are ...
Advanced Biology - If a bird has a hooked bill and sharp talons, it might be a(...
12 Grade Physics - A bird accelerates from 15 m/s,north to 25 m/s,south in 8 ...
math HELP!!!!!! - A newspaper reporter wants to know how popular the hobby of ...
12th grade Physics - A bird accelerates from 5 m/s,north to 25 m/s,north in 4s. ...