A circle has a radius of 6x^9y^5 cm. The area of a circle can be found using A=(pie)r^2. What is the area of this circle in square centimeters? A- 12(pie)x^18y^10
B-36(pie)x^18y^10
C-36(pie)x^11y^7
D-12(pie)x^11y^7

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters