Question 30486
X/9=15/2 CROSS MULTIPLE GIVES 2X=135 THEN X=135/2 OR X=67.5

9.47/P=3.33/1 CROSS MULTIPLY GIVES 3.33P=9.47 THEN P=9.47/3.33 OR P=2.84

20/8=5.8/M CROSS MULTIPLY GIVES 20M=46.4 OR M=46.4/20 OR M=2.32 

HOPE THIS HELPS GRAMPS.