You have decided to hire your little brother to clean your room for the next month. as payment, you will give him 1 penny the fi

Question

3 years ago

12

You have decided to hire your little brother to clean your room for the next month. as payment, you will give him 1 penny the fi

rst day, 2 pennies the second day, 4 pennies on the third day, and so on giving him twice as many pennies each day as you gave him the day before. if there are 30 days in the month, how much total money will you pay him for his work?

Mathematics

1 answer:

Dafna11 [192] · Answer 1 · 2022-01-22T21:59:45+03:00

Dafna11 [192]3 years ago

6 0

1, 2, 4, 8, 16 ...

a = 1

d = 8/4 = 2

Sn = n/2(2a + (n-1)d) = 30(2 + (29×2)) = 30(60) = 1800

Ans = $1,800 ...//