Z varies jointly with y and the square of x. If z = 128 when y = 4 and x=-4, find z when x=2 and y=-5.

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What are the next two numbers for 486, 162, 54, 18,

Luke's grandmother is 67 years old. what is her age in weeks?

Aiko is building a tower out of paper. She starts by making 2 congruent circular bases. She then makes 1 curved surface for the body of the tower. What three-dimensional figure does Aiko build

For formula F (C) = 95C+32, C represents a temperature in degrees Celsius. Jaden is trying to convert 34 degrees Celsius to degrees Fahrenheit using the formula. Which sentence describes his first step? Multiply 59 by 34. Substitute 34 for C.

Barbara wants to reconcile her bank statement

Question Progress Homework Progress 55/85 Marks The "off-peak" weekly average cost of hiring a caravan in Wales is £520. In July the average cost increases to £800. Calculate the percentage increase in cost. Give your answer to 2 significant figures.

What is 28 divide by 3

Inverse of f (x) = -5x+15

What's is the area of the polygon shown below?

Stacy is 94 centameters tall. How many millimeters is that? 94 cm=?