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3 years ago

9

If Ying Zyiyu covered the first 200 miles of a trip going at 50 mph and the last hundred miles going at 40 mph, what was his ave

rage speed for the entire trip?

1 answer:

strojnjashka [21]3 years ago

7 0

Answer:46.15

i think tell me if im right

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A toyota camry hybrid automobile boasts a gas mileage of 43 miles per gallon. What is its gas mileage in kilometers per liter, t

malfutka [58]

43miles = 1 gallon
69.202 kilo = 43 miles
69.202 kilo = 1 gallon
1 gallon = 3.785 liters
69.202 kilo = 3.785 liters
18.28322…. = 1 liter
so the answer should be 18.3 kilo if rounded to the nearest tenth.

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2 years ago

Solve for t in d = rt , if d = 57 and r = 30 t = ?

bulgar [2K]

Answer:

1.9

Step-by-step explanation:

First step would be to separate r from t

$\frac{d}{r} = t$

Then just insert the numbers

$\frac{57}{30} = 1.9$

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3 years ago

Using the expression 5x2 + 7, match the following items. 1. 2 variable 2. 5 coefficient 3. 7 exponent 4. x constant

postnew [5]

5x^2 + 7

the coefficient is 5
the variable is x
the exponent is 2
the constant is 7

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3 years ago

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frozen [14]

Answer:

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Step-by-step explanation:

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2 years ago

I need help with this question <br>-4 (2p+ 3) = -(p+1) - 2

ankoles [38]

Answer:

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Step-by-step explanation:

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2 years ago