Calculate Employers Pension Contribution Could Somebody Help Me Please With This Accountancy Exercise?

Could somebody help me please with this accountancy exercise? - calculate employers pension contribution

Payroll:
Base salary £ 280
Overtime premium: € 96

Mister X is a full-time employee to the employer's pension 6% of basic salary and employers' social security contributions of 12.5% over 84 per week.
Please calculate the contribution of the employer for pensions and employer NIC (national insurance)

Who can help? Thank you.