A cylinder has a diameter of 14 and a height of 10. What is the approximate volume of the cylinder? Round to the nearest tenth where necessary. ​

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Which choice represents the sample space ,s for this event

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.