If 3/p = 6 and 3/q = 15 then p – q = ?
Choose the correct choice from the following choices
A) 3/19 B) 3/11 C) 3/17 D) 3/10 E) 3/13
Explanation:   3p3p = 6 , p = 3636 = 1212and   3q3q = 15 , q = 315315 = 1515 then   p – q = 1/2 – 1/5 = 3/10   Answer: 3/10
<result>D</result>
If 3/p = 6 and 3/q = 15 then p – q = ?