A coach chooses six out of eight players to go to a skills workshop. If order does not matter, in how many ways can he choose the players for the workshop? 6 8 28 56.

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

Find the values of y: 3y^3(y^2+ 2/3y)=0

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?