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marysya [2.9K]
3 years ago
13

Geoffrey spent 2 hours and 10 minutes studying for a test and 30 minutes working on a science project. How long did he spend doi

ng homework?
Mathematics
1 answer:
GarryVolchara [31]3 years ago
5 0

Answer:

160 minutes

Step-by-step explanation:

Add 2 hrs with 10 minutes then add the 30

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xenn [34]

Answer:

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Explanation:

Since this is unfactorable, use the Quadratic Formula:

x =  -b ± \frac{ \sqrt{ {b}^{2} - 4ac}}{2a}

Now, take the information and input it:

-1 ± \frac{ \sqrt{1 - 4(7)(5)}}{2(7)} \\  \\ -1 ± \frac{ \sqrt{ -139}}{ 14} = \frac{-1 ±  i\sqrt{139}}{14}

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A hardware store sold 630 lawn mowers in one year. If 441 lawn mowers were purchased in the spring, what is the ratio of the num
AlekseyPX

Answer:

Ratio = 0.7

Step-by-step explanation:

Given

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Required

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Convert to fraction

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3 years ago
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GREYUIT [131]

Answer:a

Step-by-step explanation:

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