16. no i dont agree. 1 is the only number that can multiply and equal itself. also, 0.1 is not even a whole number
17. it took 19 to 21 hours. one way to show work is by long division. i dont know how to do another way im so sorry
18. because 15000 is the amount in 50 minutes, so just divide 50 minutes of phones by 50 to get one minute of phones
i am worn out i cant do the last one
1 yard = 36 inches
2 yards = 72 inches
Solution: 2 yards is more
Total cost = student cost + adult cost
t = 25s + 3(s+3)
t=28s+9
