Answer: 70 times
Step-by-step explanation:
If you were to flip a coin 140 times you would expect it to land on tails 70 since 140 divided by 2 is 70 although coins are normally not evenly weighed meaning that it most likely not going to land evenly on both sides.
Answer:
$66
Step-by-step explanation:
66 - 12 = 54
Answer: what grade of math is this
Step-by-step explanation:
Answer:
r=56
Step-by-step explanation:
252= r * 4.5
r * 4.5 = 252
r * 4.5 * 10 = 252 * 10
45r = 2520
r = 56