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Q.

A local delivery company has four packages to deliver to four different homes. If the packages are delivered at random to the four houses, how many ways are there for at least one house to get the wrong package?

1. 24

2. 23

3. 26

4. 29

5. 25

Q.

The maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets equal number of pens and pencils is -

1. 91

2. 910

3. 1001

4. 1911

5. None of these

Q.

A local delivery company has four packages to deliver to four different homes. If the packages are delivered at random to the four houses, how many ways are there for at least one house to get the wrong package?

1. 24

2. 23

3. 26

4. 25

Q.

The body weights (in kg ) of $12$ children are given below :

$15,18,10,16,20,16,15,20,18,16,15,19$
The lightest child weighs

1. $15$ kg

2. $11$ kg

3. $10$ kg

4. $14$ kg