The average number of shirts with Salman, Ambani and Dalmiya is 60, if all of them reached a shopping mall in Delhi and purchased 4 shirts each of them then average number of shirt each of them now has  Choose the correct choice from the following answers:
A) 66  B) 63  C) 62  D) 64  E) 61
Required average   = Old average + New average   = 60 + 4= 
<gadget id="calculator">60 + 4</gadget>
<output>64</output>
64   answer :64
<result>D</result>
The average number of shirts with Salman, Ambani and Dalmiya is 60, if all of them reached a shopping mall in Delhi and purchased 4 shirts each of them then average number of shirt each of them now has