there are 40 students at Bali high who plays stringed instruments. of these, 1/4 play viola, 1/5 play cello, and the rest play violin. how many students play violin?

3 answers

1/4 * 40 = 10
1/5 * 40 = 8
I don't know please help me
The answer that I got was 22 because 8+10=18 and 18+22= 40