Of the 5 numbers, whose average is 200, the first is one-fourth of the sum of the last 4. The first number is?  Pick one.
A) 200 B) 80 C) 78.63 D) 56.98 E) 67.85
Total of 5 numbers = 5 * 200= 
<gadget id="calculator">5 * 200</gadget>
<output>1_000</output>
1000   Let total of last 4 numbers= x   1st number = x/4   x+ x/4 = 1000   5x = 4000 =&gt; x = 800   1st number = 800/ 4= 
<gadget id="calculator">800/ 4</gadget>
<output>200</output>
200   200nswer : 200
<result>A</result>
Of the 5 numbers, whose average is 200, the first is one-fourth of the sum of the last 4. The first number is?