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marianaescamilla404
07.05.2021 •
Mathematics
3x-12y = 16 and x-4y = 2 solve using elimination
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Ответ:
Each pizza must be divided into 6 parts. TRUE
Mario can feed 12 friends with 4 pizzas. TRUE
Step-by-step explanation:
Total number of pizzas Mario has = 4
Now the fraction of pizza eaten by 1 friend = 2/6 = 1/3
⇒ 1 friend eats
of pizza.
So, the fraction if pizza eaten by his 3 friends = 3 x Fraction his 1 friend eats)
Hence, his 3 friends eats 1 complete pizza.
Now, he has a total of 4 pizzas.
So, the number of friends to finish 4 pizza
= 4 x ( Number of people to finish 1 pizza) = 4 x 2 = 12 friends
Hence, his 12 friends eat 4 complete pizza.
Now, the given statements are:
Each pizza must be divided into 4 parts.
False as 3 is NOT divisible by 4
Each pizza must be divided into 6 parts. TRUE
Mario can feed 12 friends with 4 pizzas. TRUE
Mario can feed 24 friends with 4 pizzas. FALSE