19.18/2.8= 6.85 hours or rounded it would be 7 hours
Answer:
There was a 1.93% probability of having multiples (twins or more) in 1980.
Step-by-step explanation:
There were 3,612,258 births in the US in 1980.
Of those,
68339 + 1337 = 69676 were multiplies.
So
What was the probability of having multiples (twins or more) in 1980?

There was a 1.93% probability of having multiples (twins or more) in 1980.
Answer:
B
Step-by-step explanation:
35.4 expressed as a decimal is
B. 0.354
7 is greater because it’s a positive and above 0, -7 is under 0 which is considered a negative