Algebra
Please don't post the question from brilliant dot org. You're spoiling the essence of the challenges!
Finance
Tom company has sales of Rs.200,000/- with variable expenses of Rs.150,000/-, fixed expenses of Rs.60,000/-, and an operating loss of Rs.10,000/-. By how much would Tom have to increase its sales in order to achieve an operating income of 10% of sales?
statistics
The Acme Car Company claims that at most 8% of its new cars have a manufacturing defect. A quality control inspector randomly selects 300 new cars and finds that 33 have a defect. Should she reject the 8% claim? Assume that the significance level is 0.05.
physics
If a charge of 25 coulombs passes a given point in circuit in a time of 125 minutes determine the current in the circuit
calculus
plzzzzz ans dis
calculus
find the volume of the solid generated by the revolution of the cycloid x=a(theta-sin theta), y=a(1- cos theta) about its base
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