A painter is decorating a building 10 litres covers 3 walls 10ft x 20ft for each wall.

Then how much paint is used for 30 walls.
When walls are all the same size.

the forst and 3rd

step-by-step explanation:

what level of math? also i don't need to be paid if i can you.

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!