Molly bought a pair of gloves and a skirt. The gloves cost £3. She sold the gloves and the skirt for a total of £42. She made 100% profit on the cost of the gloves. 40% profit on the total cost. Work out the percentage profit on the cost of the skirt

Three coins are flipped. what is the probability that there will be at least two tails?

Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.