There are 350 zebras at a large zoo near city. The number of zebras is 5 times the number of all the other animals combined. How many more zebras are there than non zebra animals at the zoo?
Choose the correct answer
A) 500	B) 420	C) 340	D) 280	E) 200
Answer is D.   Total zebras= 350 = 5 * Other Animals (X)   or X = 70.   So, 280ifference in zebras and X = 350-70= 
<gadget id="calculator">350-70</gadget>
<output>280</output>
280.
<result>D</result>
There are 350 zebras at a large zoo near city. The number of zebras is 5 times the number of all the other animals combined. How many more zebras are there than non zebra animals at the zoo?