Answer:
£27400
Explanation:
The original salary of x.
The raise was 7.5% = 7.5/100 = 0.075 of the salary.
The original salary plus the raise is x + 0.075x = 1.075x.
The new salary is £29455.
Therefore,
1.075x = £29455
Divide both sides by 1.075.
x = £27400
Answer: £27400