In a class of 60 children, 30% children can speak only English, 20 % Hindi and English both and the rest of the children can speak only Hindi. How many children can speak Hindi?	Choose the correct choice from the following answers
A) 42  B) 36  C) 30  D) 48  E) None of these
Number of students who speak only English   = 30% of 60 = 18   ∵ Number of students who speak Hindi and English   = 20% of 60 = 12   ∵ Number of students who speak only Hindi   = (60 – 30 =) 30   ∵ No. of students who speak Hindi = 30 + 12= 
<gadget id="calculator">30 + 12</gadget>
<output>42</output>
42   42nswer 42
<result>A</result>
In a class of 60 children, 30% children can speak only English, 20 % Hindi and English both and the rest of the children can speak only Hindi. How many children can speak Hindi?