Mudit's age 30 years hence will be thrice his age four years ago. Find Mudit's present age?  Choose the correct choice.
A) 12
B) 19
C) 27
D) 21
E) 15
Explanation:   Let Mudit's present age be 'm' years.   m + 30 = 3(m - 4)   =&gt; 2m = 42 =&gt; m = 21 years.   Answer:21
<result>D</result>
Mudit's age 30 years hence will be thrice his age four years ago. Find Mudit's present age?