Please help quarter ends tomorrow and I don’t know what to do I’m failing all my classes

Which of the following transformations will always produce a congruent figure?

How do i take any fraction and make it into a decimal or percentage?

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75