An ad on tv claims that 90% of doctors interviewed chose brady's aspirin as the leading medicine to cure minor aches. if 30 doctors were interviewed, how many chose brady's?

Select the number of ways in which a line and a circle can intersect

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels