A survey was given asking whether people like dogs and/or cats. 190 said they like dogs
189 said they like cats
62 said they liked both cats and dogs
47 said they don't like cats or dogs.
How many people were surveyed?
people were surveyed.
Enter an inter or decimal number [sore:
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the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

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