1. I was wondering if/whether you are free for dinner on Friday?
2. Would you mind telling me how much you weigh?
3. I’d be interested to know if/whether you have a payment plan?
4. I’d like to know where you have lived in the past?
5. Could you tell me where the supermarket is?
6. Could you tell me if/whether there is a carpark near here?
7. I was wondering where we can rent a bicycle?
8. Do you know how it works?