West Bengal Board Solutions for Chapter: Fun With Numbers, Exercise 4: Let's do ourselves - 25

With five $\text{'}9\text{'}\mathrm{s}$, let us make number $1000$.

There are $5$ apples in a basket. Let's divide among $5$ girls in such a way that each gets one apple but one apple remains in the basket.

Azim has $4$ match sticks. He asked me to write $4$ with those $4$ match sticks. Let me try to do.

I have $3$ match sticks. I took $2$ more sticks to write $8$- let me try.

Find $3$ natural numbers whose product and sum are same

Find $4$ natural numbers whose product and sum are same

Find $5$ natural numbers whose product and sum are same

Find the next two sequence

$$\begin{gathered} 1\times 1=1 \\ 11\times 11=121 \\ 111\times 111=12321 \\ 1111\times 1111=1234321 \end{gathered}$$