<span>The probability that a randomly selected monthly cell phone bill is more than $127 is given by
</span>
I really don't know how toowrk it out on paper, I'm afraid. I just looked at it, and somehow knew that the answers are 7 and 9.
The answer is A. because for you to find the answer you have to subtract so it would be 55.75-12.5=43.25
Answer:
Part a)
Part b)
Step-by-step explanation:
Part 6)
a) How much edging is needed?
we know that
To find out how much edging is needed determine the circumference of the circular garden
The circumference of the circular garden is equal to
where
D is the diameter
we have
assume
substitute
Part b) we know that
To find out the cost to edge the garden, multiply the length of edging plastic needed by the cost of $4.53 per meter
so