What's my grade?

Can someone help tell me roughly what grade I'd get based off my marks with phys 0625 and bio 0610, and how do I mark the past papers that I've done?

-physics paper 2: 34/40, paper 4: 45/80, paper 6: 25/40

-biology paper 2: 35/40, paper 4: 40/80, paper 6: 20/40