Answer:
-16/3
Step-by-step explanation:
as the mixed fraction is -5 1/3
first multiply the denominator with the whole number 3 x -5 = -15
then you add 1 to the whole number without the negative sign = -16
the improper fraction then equal -16/3
I think your answer is the second one
best of luck
Answer:
C. 325.
Step-by-step explanation:
The last term a5 = 85
a1 = 45
Sum of n terms = n/2 (a1 + l)
So here we have n = 5, a1 = 45 and the last term l = 85
= (5/2)(45 + 85)
= 5/2 * 130
= 325.