Find the average of first 20 multiples of 7?
Select the correct option:
A) 73.5
B) 65.8
C) 75.9
D) 75
E) 71.5
Required average = 7(1+2+3---+20)/20 = 7*20*21/20*2 = 147/2= 
<gadget id="calculator">147/2</gadget>
<output>147/2 = around 73.5</output>
73.5   73.5nswer is 73.5
<result>A</result>
Find the average of first 20 multiples of 7?