The average (arithmetic mean) of 7 numbers is 7. If 3 is added from each of 5 of the numbers, what is the new average?  Choose the correct choice from the following choices
A) 7.3	B) 5.6	C) 4.6	D) 9.1	E) 8.9
Sum of 8 numbers = 7*7= 
<gadget id="calculator">7*7</gadget>
<output>49</output>
49   If 3 is added from each of five of the numbers , we added  3*5= 
<gadget id="calculator"> 3*5</gadget>
<output>15</output>
15 from the total sum   Sum of 7 number after adding 3 from each of five of the numbers=49+15= 
<gadget id="calculator">49+15</gadget>
<output>64</output>
64   New average=64/7=9.1   Answer (9.1)
<result>D</result>
The average (arithmetic mean) of 7 numbers is 7. If 3 is added from each of 5 of the numbers, what is the new average?