What I did is to add 0.52
+0.15
then try to find what could equal the same amount with 0.52
Answer: Approximately normal, because we expect 19.2 successes and 20.8 failures from people in their twenties, and 16.8 and 43.2 from people in their fifties, and all of these counts are at least 10.
Step-by-step explanation:
Answer: C.) 1.12 seconds
Step-by-step explanation:
Hi, to answer this question we have to substitute h=0 (when the rock hits the ground the height above it is 0) in the equation given:
h (t) = –16t2 + 20
Solving for t (time)
0= –16t2 + 20
16t2=20
t2=20/16
t=√1.25 =1.12 seconds (option C)
Feel free to ask for more if needed or if you did not understand something.
Answer:
4:3
Step-by-step explanation:
Think of it like this:
4 beagles to 3 golden retrievers
4 beagles : 3 golden retrievers
4 : 3
Just take out everything but the numbers.