Ok, so remember the exponentioal law that says

so

answe ris x^6
The answer will be 40. As it doubles twice during 220mins- 10 to 20 and then 20 to 40.
Answer:
$1,800 was withdrawn because 18 * 100 = 1,800
Answer:
x=8.48
Step-by-step explanation:
Sin 45 = x/12
x=12 x sin 45
x=12 x .7071
x=8.48
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.