The median is 52, so the answer would be B.
Answer:
First mechanic worked 20 hours and second mechanic worked 5 hours
Step-by-step explanation:
Let the number of hours the first mechanic worked = 
Let the number of hours the second mechanic worked = 
Therefore, we can write 2 equations and then solve them simultaneously:


Rearranging the first equation: 
and substituting into the second equation to find
:


Now sub
into the first equation to find 

Therefore, first mechanic (a) worked 20 hours and second mechanic (b) worked 5 hours
Answer:
42
Step-by-step explanation:
so 180-132 will give u top angle of triangle
which is 48 degrees
48+90+x=180
180-90-48=x
x= 42
60°; all of of the angles of a triangle add up to 180° so 180 divided by 3 equals 60°.
Answer:
28.57142857
%
Step-by-step explanation:
Convert the fraction to a decimal, then multiply by 100
.
28.57142857
%