Bir satıcı aldığı aldığı kalemlerin tanesini 90 kutuştan satarsa 15 lira kar, 70 kuruştan satarsa 5 lira zaraz ediyor. bu satıcı kaç kalem alıp satmıştır? acill lütfenn​

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%