the volume of a sphere is increasing at a constant rate of 98 cubic meters per second. at the instant when the volume of the sphere is 44 cubic meters, what is the rate of change of the surface area of the sphere?

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?