If there are two coins in a box, one fair coin that has heads and tails and one trick coin with heads on both sides, what is the probability you will get the trick coin?

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

5stdents eat 5 eggs in 5 minutes. How many students eat 30 eggs in 15 minutes?

Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. The air is pumped in at a rate of 2000 ft3/min, and the circulated air is then pumped out at the same rate. If there is an initial concentration of 0.

What is 9 5/6 plus 1 7/10?

What's the greatest common number between 5,11

18. If z = (5) (11) (28) (38), what is the greatest prime factor of z? A. 5 B. 7 C. 11 D. 13 E. 19

If the average of 7 consecutive numbers is 43 what is the largest number

Which would be a good estimate for the tax on $97.95 if the taxis 9.5%

Expand the following expression. 5/4 (2x + 3/4) a 5/2 x + 15/4 b 5/4 x + 15/6 c 5/2x + 15/16 d 2 x + 5/16

In a business class, 15% of the students have never taken a statistics class, 40% have taken only one semester of statistics, and the rest have taken two or more semesters of statistics.