Powder washes

Mrs. Jane bought washing powder that weighed 5 kg. The powder is enough for 50 washes. However, she decided to fill the measuring cup with powder only three-fifths of the volume. How many washes does the powder last for her?

Final Answer:

n =  83

Step-by-step explanation:

m=5 kg m1=m/50=5/50=101=0.1 kg m2=3/5 m1=3/5 0.1=503=0.06 kg  n1=m/m2=5/0.06=3250=833183.3333 n=50 5/3=83



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