In 2016, she earned a monthly salary of £2100 in 2017, she awarded a 3% pay increase on her monthly salary given that in 2017 she worked 42 hours per week for 45 weeks, work out her average pay per hour for the year

13.73 pounds

Step-by-step explanation:

The computation of the average pay per hour is shown below;

Total salary after increase

= £2100 + 3% of £2100

= £2100 + £63

= £2163

And, the total number of hours worked is

= 45 weeks × 42 hours

= 1,890 hours

Now the total earnings would be

= £2163 × 12 months

= £25956

Now the average pay per hour is

=  £25956 ÷ 1,890

= 13.73 pounds

the monthly balance will be $75,000