There are $60$ students in class $X I I$ of a school of whom $35$ are boys. The class teacher has to select a class monitor. She tells the student to write their names on an identical piece of card. Then she puts all the cards in a bowl and draws a card at random from the bowl.

What is the probability that the name written on the chit is that of a girl?

\frac{7}{12}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

\frac{5}{12}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

0.52

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $\frac{5}{12}$
Given Total $60$ students
$35$ are boys so the number of girls $= 60 - 35 = 25$

No. of favourable outcomes $= 25$

$P (G) = \frac{25}{60} = \frac{5}{12}$

Suggest Corrections

Similar questions

Q. There are

44

students in class

X

of a school of whom

32

are boys and

12

are girls. The class teacher has to select one student as a class representative. He writes the name of each student on a separate card, the cards being identical. Then he puts cards in a bag and stir them thoroughly. He then draws one card from the bag. What is the probability that the name written on the card is the name of a girl?

There are $40$ students in a class of whom $25$ are girls and $15$ are boys. The class teacher has to select one student as a class representative. He 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?

In a class, there are

18

girls and

16

boys. The class teacher wants to choose one pupil for class monitor. What she does, she writes the name of each pupil on a card and puts them into a basket and mixes thoroughly. A child is asked to pick one card from the basket. Then the probability that the name written on the card is that of a girl is

\frac{9}{17}

.Is it true? If true enter 1 else 0.

Q. In a class, there are

18

girls and

16

The name written on the card is the name of a boy.

There are 35 students in a class of whom 20 are boys and 15 are girls. From these students one is chosen at random. What is the probability that the chosen student is a (i) boy, (ii) girl?

Join BYJU'S Learning Program

The correct option is B 512Given Total 60 students 35 are boys so the number of girls=60−35=25No. of favourable outcomes =25P(G)=2560=512

The correct option is B $\frac{5}{12}$
Given Total $60$ students
$35$ are boys so the number of girls $= 60 - 35 = 25$

No. of favourable outcomes $= 25$

$P (G) = \frac{25}{60} = \frac{5}{12}$