The blood pressure p for a certain individual follows a pattern of simple harmonic motion during the pumping between heartbeats. The minimum pressure is 68mmHg (millimeters of mercury) and the maximum pressure is 112mmHg. The individual's pulse is 60 beats per minute, or equivalently 1 beat per second. Write a model representing the blood pressure p at a time t seconds into the cycle. Assume that at t

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why