exam Maths Puzzle Numerical Ability

this is a question on my reviewsheet! help!

1
---
a+ 2
--
b

Read Solution (Total 0)

exam Other Question

parallelogram PQRS has PQ = 8 cm. QR = 9 cm. and diagonal QS = 10 cm. mark F on RS exactly 5 cm away from S. let T be the intersection of PF and QS. find the lengths TS and TQ. At 7 am, the temperature was - 15oF. By 1 pm, the temperature had increased by 18oF. What was the temperature at 1 pm?