In a certain factory there are 10 officers, 60 clerks and 400 workers. Their average salaries are Rs. 627; Rs. 230 and Rs. 120 respectively. Find the average
salaries of all the employees of the factory together.

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

What is another way to express 36 +32

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)