Answer:
The third option
Step-by-step explanation:
The third option represents 65 over 100, meaning 65% of whatever of it would the 65% of 90 be
Answer:
and 
The ordered pair solutions are
,
,
, and
.
Step-by-step explanation:
I'm assuming the system is
:


























Therefore,
and 
The ordered pair solutions are
,
,
, and
.
Answer:
a) 16.66%
b) 5%
Step-by-step explanation:
a)
Since the teacher assumes each of the three possibilities are equally likely, then he assumes 33.33% to each one.
In this case the probability that you traveled to school that day by car would be
50% of 33.33% = (0.5)(0.3333) = 0.1666 = 16.66%
b)
In this case, the teacher would assume
90% ride on bicycle
0% take the bus
10% travel by car
So, in this case the probability would be
50% of 10% = (0.5)(0.1) = 0.05 = 5%
Umm i not that sure but i think its a