There are $40$ students in Class $X$ of a school,of whom $25$ are girls and $15$ are boys. The class teacher has to select one student as a class representative. She writes the name of each student on a separate card,the cards being identical. Then she puts cards in a bag and stirs them thoroughly. She then draws one card from the bag. What is the probability that the name written on the card is the name of $(i)$ a girl? $(ii)$ a boy?

• A
  Probability of a girl: $5/8$,Probability of a boy: $3/8$
• B
  Probability of a girl: $3/8$,Probability of a boy: $5/8$
• C
  Probability of a girl: $1/2$,Probability of a boy: $1/2$
• D
  Probability of a girl: $2/5$,Probability of a boy: $3/5$