20 points. How many liters of carbon dioxide (CO 2 ) will be formed if you react with 200 grams of methane (CH 4 ) with 300 grams of water (H 2 O) ?

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?