Answer:
c) 1,381.5.
Step-by-step explanation:
First term = 3.1 *1 - 2 = 1.1
2nd term = 3.1*2 - 2 = 4.2
3rd term = 3.1*3 - 2 = 7.3
so the common difference d = 3.1.
S30 = (30/2) [ 2* 1.1 + (30-1) * 3.1)]
= 1,381.5.
Answer:
21021
Step-by-step explanation:
Answer:
3.24!
Step-by-step explanation:
Answer:
D - 56.6 MPH is the faster
Step-by-step explanation:
Find the unit rate by dividing the miles by hours
A. 589/11 = 53.55 MPH
B. 360/7 = 51.43 MPH
C. 111/2 = 55.5 MPH
D. 283/5 = 56.6 MPH
