Derek is working out in order to be in shape for the upcoming football season. he does cardio exercises and strength training. each hour he spends doing cardio burns 200 calories and each hour he spends doing strength training burns 100 calories. derek's coach recommends that he spend more than twice as much time doing cardio exercises as he does doing strength training.

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Me 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.