Answer:
they will pay 656 more dollars
Step-by-step explanation:
you multiply 42 by 48 and then subtract it from the full payment
Answer:
35%
60%
Step-by-step explanation:
7/20= 35% . 7 divided by 20 equals .35
3/5=60% 3 divided by 5 equals .6
Answer:
lesser x= (x-4)greater x=(-5x+1)
Answer: $48
Step by step:
1. 30 packs times 64 dollars is 1920
2. 1920 divided by 40 packs is 48
because if you pay 64 for 40 packs and your trying to figure out how much for 30 packs you will want to set it up like this:

then you will use fishy method Google fish method in math if this doesn't help
Answer:

Step-by-step explanation:
The PDF of X is
The PDF of Y is
The means of X and Y are respectively,
so we can see that the larger the parameter, the smaller the mean. Hence the PDF of Z = min(X, Y) is an exponential with the largest parameter of the two.
Therefore, the PDF of Z is