Answer:30
Step-by-step explanation: Put 30 times 15 into a calulater. Then do 15 times 2 then you find your answer.
Answer: 1/20
To find P(Q and R), you have to multiply P(Q) by P(R) to get the probability that both events will occur. P(Q) = 1/8, and P(R) = 2/5, so when multiplied together, you get 2/40. This simplifies to 1/20, meaning P(Q and R) = 1/20.
Answer:
C. 4 feet below
Step-by-step explanation:
A crew member on a boat releases a camera 2 feet above the surface of a lake. That is +2 feet
The camera falls 6 feet. -6
+2+(-6)
2-6
-4
Below 4 feet
I'm not sure which numbers you are referring to, but 3 has the same absolute value as -3, and 7 has the same absolute value as -7, just for an example.