Events a and b independent events. what is the probability of a and b?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %