Answer:
1/3
Step-by-step explanation:
(7-2)/(17-2)=5/15=1/3
900 because 9 is greater than 5 so it rounds to my answer.
Not necessarily. You could have done your multiplication wrong. Or in some cases, yes, you could have to use another skill. For example, you can't solve an optimization problem with addition, you need some calculus skills under your belt.
Answer:
4/5*reciprocal of -2/10
The reciprocal of -2/10 is 10/-2
4/5*10/2
Cancelling the numbers
-4 is the answer
Step-by-step explanation:
I hope it will help you :)
Answer:

And if we want to find
we can use this formula from the definition of independent events :

And the best option would be:

Step-by-step explanation:
For this case we have the following events A and B and we also have the probabilities for each one given:

And if we want to find
we can use this formula from the definition of independent events :

And the best option would be:
