Answer:
About 42.5 or 42 1/2
Step-by-step explanation:
20 + 20= 40 + 10= 50
25 + 25= 30 + 12.5= 42.5
Srry if the explanation makes no sense I tried ;-;
P.S. Hello from Russia
true
A) [First try is correct for all U1 to U4]
1. Trying each option
(let x = 1,2,3,4) since it goes from U1 to U4 (Geometric sequence)
A.) 10(-4/5)^x
10(-4/5)^1 = -8
10(-4/5)^2 = 6.4
10(-4/5)^3 = -5.12
10(-4/5)^4 = 4.096
$12.60
6% of 210 is .06 x 210 which equals 12.60
