andre says that 5 3/4 + 2 1/4 = 7 1/2 because 7 4/8 = 7 1/2 identiy his mistake draw a picture to prove that he is wrong
1 answer:
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Answer:
Answer:
Equation:
when n = 4
Step-by-step explanation:
Given
Direct Variation: P ∝ n
When n = 15, P = 150
Required
Determine the equation
Her earnings if she sold 4 necklaces
P ∝ n
Convert variation to equation
When P = 150, n = 15 (Substitute these values in the given equation)
Divide both sides by 15
Substitute k = 10 in
------- Equation that relates P and n
When she sold 4 necklaces, n = 4
Substitute n = 4 in the formula above