Answer:
(a) 71.00%
(b) 63.00%
Step-by-step explanation:
No optional features = 0.29
One feature = 0.34
Two features = 0.37
(a) The probability that an order requests at least one optional feature is 100% minus the probability of an order requesting no optional features:

(b) The probability that an order does not request more than one optional feature is 100% minus the probability of an order requesting two optional features:

in a year she earns=19200
So in a month she earns=19200/12
=1600
So she earns 1600 every month.
If the answer is correct then make me brain list.please
These concepts become more clear when teachers use number disks instead of base ten blocks. Place value is a very important concept for elementary students because base ten is the foundation of our number system.
It depends on how well the rest of the class does. A safe bet is usually a 93 for an A.
57.5 is the answer. Because think of 200 as 100% and 15 out of a hundered is ______. Right.