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Crank
3 years ago
14

Chuck drops a rock from a height of 70 m. How long will it take the rock to hit the ground? Use the formula h(t)=−4.9 t 2 + v o

t+ h o , where v o is the initial velocity and h o is the initial height. Round to the nearest tenth of a second.

Mathematics
2 answers:
Pachacha [2.7K]3 years ago
7 0
That's the best I could do. I hope it helped

storchak [24]3 years ago
7 0

Answer: 3.8

Step-by-step explanation:

your suppose to round (btw do u have the rest of this test answers yet because i need them too)

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108/5

Step-by-step explanation:

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3 years ago
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A bakery had 679 bags of sugar. A baker used 463 of these bags to make pies. How many bags does the bakery still have?
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216

Step-by-step explanation:

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8 0
3 years ago
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-7+21y+23=16 pls help rn
love history [14]

Answer:

y = 0

Step-by-step explanation:

- 7 + 21y + 23 = 16

- 7 + 23 =( 23 - 7) = 16

16 + 21y = 16

21y = 0

y = 0 \div 21

\boxed{\green{y = 0}}

4 0
2 years ago
Sharika can finish the work in 6 days and Palkey can do the same work in 8 days. They both worked together for for 2 days then P
Rufina [12.5K]

Answer:

Sharika needs 2.5 days to finish the remaining work

Step-by-step explanation:

Sharika can do a work in 6 days palkey can do it in 8 days

Then the amount of work sharika can do in 1 day = 1/6

And the amount of work palkey can do in 1 day = 1/8

The amount of work both of them can do together in 1 day = 1/6 + 1/8

= 7/24

The amount of work both of them can do together in 2 day = (2× 7/24)

= 7/12

Since Palkey left the work,the amount of

work remaining for Sharika to do alone = (1 - 7/12 )

= 5/12

The number of days Sharika take to finish the remainig work. = (5/12 ÷ 1/6 )

= 5/2 days

Therefore, Sharika needs 2.5 days to finish the remaining work.

5 0
3 years ago
Which of the folloving statements is the most precise and corred to define perpendicular lines?
svetoff [14.1K]

Answer:C

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6 0
3 years ago
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