Abag contains 10 marbles: 2 are green, 3 are red, and 5 are blue. charmaine chooses a marble at random, and without putting it back, chooses another one at random. what is the probability that the first marble is red and the second is blue? write your answer as a fraction in simplest form.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Which expression gives you the distance between the points (5,1)and(9,-6)

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)