I am thinking of 2 consecutive odd numbers. If I add 15 to the second, I get twice the first. What is the sum of the num

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?

Milk and ice cream are mixed together for a recipe. the total volume of the mixture is 1 cup. if the milk contains 2% fat, the cream contains 18% fat ,and the mixture contains 6% fat ,how much cream is in the mixture