Question

mr sagma bought a pipe of length 2.5 m he used 1/4mbof pipe in his bathroom what length of pipe was left unused?

Answer 1

So we have a total of 2.5
Since he used 1/4, we must do 0.25 * 2.5
0.25 * 2.5 = 0.625

The unused part would be 2.5 - 0.625 = 1.875