Answer
c
Step-by-step explanation:
Answer:
6.397 × 10^9
Step-by-step explanation:
Ok so parentheses first, 143*5 which is 715. Then you take 715+67 which is 782.Finally you take 782^5 which makes the answer 292437973214432.
The interest rate is 7.69%
Step-by-step explanation:
Given
Interest = $200
Time = t = 30 months
Time will be converted into years as the rate is applied yearly
So,
1 year = 12 months
30 months = 30/12 years = 2.5 years
Principal amount = $1040
The formula for interest is:

Putting the values

Converting into percentage:
r = 7.6923
Rounding off to nearest hundredth
r = 7.69%
Hence,
The interest rate is 7.69%
Keywords: Interest, percentage
Learn more about interest at:
#LearnwithBrainly
Answer:
C. 37
Step-by-step explanation:
winindoutpickc