Q. 7 C

# Express the following in the form , where p and q are integers and q ≠ 0:

Answer :

5. 2

Let 𝑥 = 5.2 ……………. (1)

Multiplying both sides by 10, we get

10 𝑥 = 52.2 …………… (2)

Subtracting equation (1) from equation (2), we get

10 𝑥 − 𝑥 = 52.2 − 5.2

⇒ 9𝑥 = 47

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