Question

se stie ca p:m=4. o:m=3. n:m=2 si ca p-m=15 afla suma nr descoperite

Answer 1

pai le scrii invers :

p=4m
o=3m
n=2m
p-m=15 => 4m-m=15 => 3m=15 => m=5 =>

=> p=20;o=15;n=10;
p+m+n+o=20+5+10+15=50

Answer 2

20/5=4;
15/5=3
10/5=2
p-m=15
20-5=15