The chance of having a girl is 50%. Having two other girls doesn't change the odds. However, having three girls in a row is a 12.5% chance.
Answer: B. 50 and 60
Step-by-step explanation:
Given : There are 9 showings of a film about endangered species at the science museum.
The total number of people saw the film = 459
Also, The same number of people were at each showing.
Then, the number of people were at each showing = Total people divided by Total showings
= 459 ÷ 9 = 51
Also, 50< 51 < 60 [the quotient is between 50 and 60.]
i.e. About 50 and 60 people were at each showing .
Hence, the correct answer is B. 50 and 60.
Answer:
Below.
Step-by-step explanation:
1) 245.
2) Approximate slope = -(245-200)/15 = -3.
63 seconds is 90% of Niki's time for one lap. So, Niki's time for one lap is 63/0.9, which equals 70 seconds or 1 min. 10 seconds.