The spot rate for British Pounds (GBP) into Swiss Francs (CHF)

The spot rate for British Pounds (GBP) into Swiss Francs (CHF) is 1.4966 CHF/GBP. The 3-month forward point is quoted as -28. What is the 3-month forward rate? Are interest rates higher in the UK or Switzerland? If interest rates in the UK are 0.5% then what are interest rates in Switzerland? Assume rates are of the form