exam Maths Puzzle Numerical Ability

Isolate the indicated variable for this formula. f=2.05(V2-V1)+3.75(V2-V1)for V2.

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exam Other Question

Please help factor completly 128x^3-54 pLEASE HELP WITH THE FOLLOWING
THE STUDENT TEACHER RATIO FOR WASHINGTON HIGH WAS REPORTED TO BE 27.5 TO 1. IF THERE ARE 42 TEACHERS, THEN HOW MANY STUDENTS ARE THERE?
i GET 9,982 IS THIS CORRECT?