emilio types at a rate of 84 words per minute. he claims that he can type a 500-word essay in 5 minutes . is emilios claim sense
2 answers:
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Answer:
B
Step-by-step explanation:
Given that r is inversely proportional to s then the equation relating them is
r = ← k is the constant of proportion
To find k use the condition r = 16 when s = 3
k = rs = 16 × 3 = 48
r = ← equation of variation → B