Problema Solution
A soil supplement that weighs 15 lb contains iron, potassium, and mulch. The supplement contains twelve times as much mulch as iron and twice as much potassium as iron. Find the amount of mulch in the soil supplement.
Answer provided by our tutors
LET THE IRON CONTENT BE X
MULCH=12X
POTASSIUM=2X
ACCORDING TO QUESTION 12X+2X+X=15
=>15X=15 OR X=1
HENCE MULCH=12LB POTASSIUM=2 AND IRON =1LB