Let (M) be the statement: `The world becomes worth living when you smile". The contrapositive of (H) is * When you smile the world becomes worth living. O If you do not smile, the world does not become worth living. O None of these O If the world does not become worth living then you do not smile.

Q: Use a real number line to describe why I- 4 I= 4.

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Q: Represent m < 3 on the number line.

A: Solution :-

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Q: The square root of 25 + 5 upon 5

A:

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A:

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A:

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Q: What is 20times 600

A: 20 times of 600 is,

Q: How do the whole numbers differ from the natural numbers?

A: Explain How the whole numbers differ from the natural numbers

Q: 7. Express 55C14 + 54C14 +54C15 as a single term from Pascal's triangle.

A:

Q: Which square root is between the whole numbers 4 and 5?

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