Coach rogers listed the number of the different types of balls in the storage room. 10 baseballs, 4 basketballs, 12 softballs, 4 soccer balls, 20 tennis balls. what is the ratio of baseballs to all of the balls? *

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.