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evablogger [386]
3 years ago
15

A grapefruit is 8% heavier than an orange, and an apple is 10% lighter than the orange.

Mathematics
2 answers:
likoan [24]3 years ago
8 0
Weight of an grapefruit=weight of an orange+8% weight of an orange
weight of an apple=weight of an orange -10% weight of an orange

a.<span>By what percentage is the grapefruit heavier than the apple?
We should find the connection between grapefruit and an apple. We know the connection between the weight of a grapefruit and an orange, we know the connection between an orange and an apple, so this means we know the connection between a grapefruit and an apple.
</span>
weight of an grapefruit=weight of an <span>orange+8% weight of an orange
</span>weight of an orange=weight of an apple<span> +10% weight of an apple
</span>
-> weight of an grapefruit=weight of an apple+10% weight of an apple + 8%(weight of an apple+10% weight of an apple)= weight of an apple + 18% weight of an apple + 2% weight of an apple= <span>weight of an apple + 20% weight of an apple 

</span><span>b.By what percentage is the apple lighter than the grapefruit?
</span>weight of an grapefruit=weight of an apple + 20% weight of an apple<span> 
</span>
-> The apple ts 20% lighter than the grapefruit.
icang [17]3 years ago
3 0

Answer:

A. 20%

B. 16 2/3%

Step-by-step explanation:

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8 0
3 years ago
May I know why is the answer 1/2? Any idea <br><br> Thank you!
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let's put value of t in equation.

x = 2√t

x = 2√y

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now let's differentiate it with respect to x.

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differentiating again wrt to x

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8 0
3 years ago
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Korolek [52]
Y=4 or -4
Explanation: trust me bro
6 0
3 years ago
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Please help!!! My math teacher doesn’t explain things well.
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Have a nice day.

8 0
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