Step-by-step explanation:
The final balance is $12,088.87.
The total compound interest is $2,088.87.
Multiply 4 by 1/3.
4 × 1/3 ⇒

×

4/3 = 1.3333333...
1.33333 ⇒ 1 1/3
The robots will be doing 1 1/3 of the work.
the answer is D glad I could help
Answer:
1. x= 20/3 or 6.6666 repeating
2. x=3
3. a=39
Step-by-step explanation:
1. subtract 25 by 5 to get 20, then divide 20 by 3 to get x
2. divide 7 by 21 to get x
3. add 8 to 31 to get a equals 39
Step-by-step explanation:
Every next term is 1/3 times of the previous term. The first term is 4.
Hence the rule is An = 4 * (1/3)^(n-1).