A drive has a maximum speed of 12,000 revolutions per minute. If a disc has a diameter of 14 cm, what is the linear speed, in km/h, of a point 3 cm from the center if the disc is spinning at a rate of 6000 per minute?

If the class was going to get a class pet and 5 picked fish and 7 pick bird and 8 picked rabbits have many students were in the

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).