In a school there are 4 sections in LKG. Average students of the section is 30. A, B, C sections have 28, 30, 34 students respectively. Therefore how much students in section D? Select:
A) 30
B) 29
C) 35
D) 32
E) 28
28XPLANATION   Total students of 3 sections = (28 + 30 + 34)= 
<gadget id="calculator">(28 + 30 + 34)</gadget>
<output>92</output>
92   Students of section D= [ (30 x 4) – 92 ]   = (120 – 92)   = 28   Answer 28
<result>E</result>
In a school there are 4 sections in LKG. Average students of the section is 30. A, B, C sections have 28, 30, 34 students respectively. Therefore how much students in section D?