There are some people in party, 1/3rd left the party . Then 2/5th of the remaining left the party , then 2/3rd of the remaining left the party . At last 10 were remaining . How many people were in total ?
Choose the correct answer:
A) 45
B) 27
C) 28
D) 26
E) 75
Sol:   45   If x persons were there in total , then   x × (1 – 1/3)× (1 – 2/5) ×(1 – 2/3) = 10   x×2/3 × 3/5 × 1/3 = 10   x = 75   Answer:75
<result>E</result>
There are some people in party, 1/3rd left the party . Then 2/5th of the remaining left the party , then 2/3rd of the remaining left the party . At last 10 were remaining . How many people were in total ?