Ajar contains 28 marbles. it has 10 red, 8 black and 10 green marbles. two marbles are drawn, the first is not returned before the second one is drawn. what is the probability that both marbles are green?

What is the value of the digit 1 in the number 13?

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

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)