An art student is working on a piece. She estimates that she has finished 30% of her painting. If she has already used 6 tubes of paint, how many tubes will she use in total to finish the painting?

Question

Quizplus · Accepted Answer

We can use the percent formula to solve. The percent formula is below: ^part⁄_whole = ^%⁄₁₀₀ We are given the part (the 6 tubes used so far) and are asked to find the whole (x): ⁶⁄_x = ³⁰⁄₁₀₀ Cross multiply and solve for x: 30 * x = 6 * 100 30x = 600 30x/30 = 600/30 x = 20 So, 6 is 30% of 20

An Art Student Is Working on a Piece