Three fifths of the t-shirts in a t-shirt shop are blue. five eighths of those t-shirts are on sale, one third of the blue t-shirts that are on sale are medium. what fraction of the shops’ t-shirts are on sale and are size medium?

Find x to the nearest hundredth place

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.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7