50,10,25% of ...
__1. 10% of 400A. 3
__2. 10% of £65B. 150
__3. 10% of £320C. 20
__4. 10% of £7000D. £4.50
__5. 25% of 60E. 40
__6. 25% of 280F. 700
__7. 50% of 6G. £32
__8. 50% of 40H. 70
__9. 50% of 300I. £6.50
__10. 50% of £9J. 15
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