28.7083333333...
But you could also round it up to 29.
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
Answer:
50
Step-by-step explanation:
Answer is 1
Step-by-step explanation: