Answer: THE ANSWER IS D 2,407.5
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
first of all, what is mode: it is the highest occuring number in a set of numbers.
now since 12 is supposed to be the mean and it occurs twice but 9 also occurs twice so for 12 to be the mode, we must add one more 12.
therefore the answer is 12
The unit rate of road construction is 2 miles per day.
Step-by-step explanation:
Given,
In
days
miles road is constructed.
To find
The rate of road constructed per day
Method
We will apply unitary method to solve it.
Now,
In
days
miles road is constructed.
In 1 day the road will be constructed =
÷
miles
= 2 miles
Step-by-step explanation:
a =45°
b=45°
c=30°
d=30°
e=30°
f=30°
total of the angle
90×4=360