Intermediate June 2023 Unit 2 Q2

(a) Which one of the following fractions can be written as a recurring decimal?
Circle your answer. [1]

\(\dfrac{1}{2}\)    \(\dfrac{1}{4}\)    \(\dfrac{1}{6}\)    \(\dfrac{1}{8}\)    \(\dfrac{1}{10}\)

(b) Which three numbers from the list below are prime numbers? [2]

27   31   35   39   43   47   51   55

The three prime numbers are:

…………… ,   ……………   and   ……………

(c) \(81 = 3^{n}\).

Write down the value of \(n\). [1]

\(n\) = ……………