Answer:5.5
Step-by-step explanation:first we have to plus 4 and 7 and then we to divide the answer we get by 2 because there are only 2 digits and then the mean is 5.5
hope it helps
It has to be D because A and B are incorrect and Angle A is not equal to B.
Answer:

Step-by-step explanation:
you need to cross multiple
0% of 60 is 0
100% of 60 is 60
50% of 60 is 30
25% of 60 is 15
75% of 60 is 45