Question

Raul is building a house. On day 1, he uses 3 bags of cement. On each of the following 3 days, he uses 3 times the number of bags used the previous day. How many bags of cement does he use in the last 3 days?

Answer 1

how many days does he work?

Answer 2

I think it is 3 days

Answer 3

it says "last three days" not "first three days"

Answer 4

6?

Answer 5

idk it doesn't say

Answer 6

That's true...

Answer 7

this is 6th grade math...

Answer 8

if it is the first three days then \[3+3\times 3+3\times 3\times 3\]

Answer 9

Do 3+3 First!

Answer 10

but it says "each of the following 3 days' so maybe it is \[3\times 3+3\times 3\times 3+3\times 3\times 3\times 3\]

Answer 11

or if you prefer \[3^2+3^3+3^4\]

Answer 12

189?