Francesca is growing 12 inch each year. How many years will it take for her to grow 6 inches? 2 years 4 years 8 years 12 years
1 answer:
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Answer:
B
Step-by-step explanation:
Since p and v vary inversely then the equation relating them is
p = ← k is the constant of variation
to find k use the condition p = 8 when v = 40
k = pv = 8 × 40 = 320
⇒ p(v) = → B