1 2018 June WASSCE Core Maths Paper 1

1. Simplify \(\displaystyle \frac{\frac{1}{4} \times 2\frac12}{12 \div 1 \frac12}\).
A. 5/8
B. 5/32
C. 5/64
D. 5/72

2. Given that \(3 \times 9^{1 + x} = 27^{-x}\), find the value of x.
A. \(-\frac35\)
B. \(-1\frac23\)
C. \(-2\)
D. \(-3\)