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Crazy boy [7]
3 years ago
13

Melissa and her mom go on a road trip. They drive 87 kilometers before lunch. They drive 59 kilometers after lunch. Estamate how

many more kilometers they drive before lunch than after lunch by rounding to the nearest 10 kilometers.
Mathematics
2 answers:
liubo4ka [24]3 years ago
5 0

Not enough context...

natali 33 [55]3 years ago
3 0

Answer:

Melissa and her mom drive 30km more before lunch

Step-by-step explanation:

We know that before lunch they drive 87km and 59km after lunch.

To know how many more kilometers drive before lunch we subtract the kilometers driven before lunch with the amount of kilometers driven after lunch

87-59= 28

As we have to round it to the nearest 10 we round it to 30

Melissa and her mom drive 30km more before lunch

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A photo of a beetle in a science book is increased to 535​% as large as the actual size. If the beetle is 14 ​millimeters, what
AnnZ [28]

Answer: 74.9 millimeters

Step-by-step explanation:

From the question, a photo of a beetle in a science book was.increased to 535​% as large as its actual size and the beetle.has a actual size of 14 ​millimeters,

The size of the beetle on the photo will be 535% of 14 millimeters. This will be:

= 535% of 14

= 535/100 × 14

= 5.35 × 14

= 74.9 millimeters

4 0
3 years ago
3[–x + (2 x + 1)] = x – 1
photoshop1234 [79]

Answer:

<h3>x = -2</h3>

Step-by-step explanation:

3[-x + (2 x + 1)] = x -1\\\\\mathrm{Expand\:}3\left(-x+\left(2x+1\right)\right):\quad 3x+3\\3x+3=x-1\\

Collect like terms

3x -x =-1-3

Add similar elements

2x = -4\\\\\mathrm{Divide\:both\:sides\:by\:}2\\\frac{2x}{2}=\frac{-4}{2}\\\\Simplify\\\\x = -2

3 0
3 years ago
What are the dimensions of the poster at 1/3 it’s current size?
Nimfa-mama [501]

Answer:

a

Step-by-step explanation:

divide 9 and 6 each by 3 and bam you got a 2x3 poster

7 0
2 years ago
Susan threw a softball 42 years on her first try and 51 1/3 yard on her second try. How much farther did she throw the softball
Andru [333]

Answer:

28 feet farther than 1st ball.

Step-by-step explanation:

We have been given that Susan threw a softball 42 yards on her first try and 51\frac{1}{3} yard on her second try.

To find second ball is how much farther from the 1st ball, we will subtract 42 yards from 51\frac{1}{3} yards.

\text{The second ball is farther from 1st ball}=51\frac{1}{3}\text{ yards}-42\text{ yards}

\text{The second ball is farther from 1st ball}=\frac{154}{3}\text{ yards}-42\text{ yards}

Let us have a common denominator.

\text{The second ball is farther from 1st ball}=\frac{154}{3}\text{ yards}-\frac{42*3}{3}\text{ yards}  

\text{The second ball is farther from 1st ball}=\frac{154}{3}\text{ yards}-\frac{126}{3}\text{ yards}

\text{The second ball is farther from 1st ball}=\frac{154-126}{3}\text{ yards}

\text{The second ball is farther from 1st ball}=\frac{28}{3}\text{ yards}

\text{1 yard}=3\text{ feet}

\frac{28}{3}\text{ yards}=\frac{28}{3}\times 3\text{ feet}

\frac{28}{3}\text{ yards}=28\text{ feet}

Therefore, Susan thrown the second ball 28 feet farther from the 1st ball.

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3 years ago
What is the area of the triangle?
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Answer:

1012.5

Step-by-step explanation:

5 0
3 years ago
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