For questions 11 – 15, sketch graphs that illustrate how a system of two quadratic equations with two variables can have the indicated number of solutions: 11. no solutions 12. exactly one solution 13. exactly two solutions 14. exactly three solutions 15. exactly four solutions

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute