reekreek5
23.02.2021 •
Mathematics
Dale plows his field at a constant rate of 18 mph. If Dale plows for 6 hours, how many miles of his field did he cover? A. 3 mi. B. 18 mi. C. 68 mi. D. 108 mi.
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Ответ:
108
Step-by-step explanation:
If Dale has a constant rate that means no matter how many hours, every hour he mows he will mow 18 miles. He mowed for 6 hours, so all you have to do is multiply 6*18, and your answer is 108 miles.
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