HOW MANY WAYS CAN YOU SOLVE THIS PROBLEM

560. - 600 CAU HOI TU LUAN VA TRAWSC NGHIEM TIENG ANH 10 600 CAU HOI TU LUAN VA TRAWSC NGHIEM TIENG ANH 10
600 CAU HOI TU LUAN VA TRAWSC NGHIEM TIENG ANH 10 600 CAU HOI TU LUAN VA TRAWSC NGHIEM TIENG ANH 10

560.

How many ways can you solve this problem?

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