You can complete one-sixth of a task in an hour. Your friend can complete one-sixth of the same task in an hour. How long will it take to complete the task if you work together? ​

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.

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.