Exercise

In the party , all the children were given candy bars . All the children got three candy bars each except the child sitting in the end . Sita got only $2$ candy bars . If only each child had been given two candy bars , there would have been eight candy bars remaining . How many candy bars were there altogether to begin with.

At a dinner party every two guests used a bowl of rice between them, every three guests used a bowl of dal between them and every four used a bowl of meat between them. There were altogether $65$ dishes. How many guests were present at the party.

The rectangle below is made of unit squares.

What are the possible ways of converting it into a square$?$

Which of the following is not a unit digit of a square number$?$

Are squares natural numbers$?$ Explain.

$\sqrt{X}$ is a perfect square. Which of the following is/are true?

Which of the following is true?

Which of the following is the odd one$?$