exam
Maths Puzzle
Numerical Ability
Determine which two equations represent parallel lines.
(a) y = x + 4
(b) y = x - 7
(c) y = 2x + 8 (d) y = 2x - 4
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exam Other Question
3. A group can charter an aircraft at a fixed total cost. If 36 ppl charter the aircraft rather than 40, then the cost per person is greater by $12. What is the cost per person if 40 people charter the aircraft?
The combined resistance of two resistors R1 and R2 in a
parallel circuit is given by the formula
Rt= 1 divided by 1/r1+1/r1 simplify the formula. woosh over my head!