Rectangular 8065

Monika has a step 5dm long. How many steps will he take before going around a rectangular course 500dm long and 200dm wide?

Correct answer:

n =  280

Step-by-step explanation:

a=500 dm b=200 dm  o=2 (a+b)=2 (500+200)=1400 dm  k=5 dm  n=o/k=1400/5=280



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