Four-times 48741

Karel's age is two-fifths the age of his older brother Michal. Two years ago, Karel was four times younger than Michal. How old is Karel now?

Correct answer:

k =  4

Step-by-step explanation:

2/5 m=k 4 (k2)=m2  5k2m=0 4km=6  Row254 Row1Row2 5k2m=0 0.6m=6  m=0.66=10 k=50+2m=50+2 10=4  k=4 m=10

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