The total mail delivered for December and January would be 7.14x + 3.21x = 10.35x.
Therefore, the answer is E) 10.35 x 10^11
The US postal service delivered 7.14 x pieces of mail in the month of December and 3.21 x in the month of January. What is the total mail delivered for these two months?
Responses
A 1.035 x 1.035 x 10 9
B 1.035 x 1.035 x 10 10
C 1.035 x 1.035 x 10 -10
D 1.035 x 1.035 x 10 11
E 10.35 x 10^11
1 answer