The average Weight of 15 students in a class is increased by 3 Kg. when a student who weights 48 Kg. is replaced by a new student. Find the weight of new student? Choose the most appropriate option.
A) 39	B) 83	C) 88	D) 93	E) 97
Explanation:   New weight = Old weight +- no . of item * decrease (or) increase in average   = 48 + 15 *3= 
<gadget id="calculator">48 + 15 *3</gadget>
<output>93</output>
93   Answer: Option 93
<result>D</result>
The average Weight of 15 students in a class is increased by 3 Kg. when a student who weights 48 Kg. is replaced by a new student. Find the weight of new student?