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Triss [41]
3 years ago
15

What is 2/5 + 8/9 in fraction operations

Mathematics
2 answers:
VladimirAG [237]3 years ago
4 0
Hope this helps u....!!!

alexandr1967 [171]3 years ago
3 0

First change both fractions so that they will have a common denominator. The greatest common factor of both denominators, 5 and 9, is 45. Therefore, 45 will be your new common denominator.

Now change both fractions:

\frac{2 \times 9}{5 \times 9} = \frac{18}{45}

\frac{8 \times 5}{9 \times 5} = \frac{40}{45}

Now add the 2 new fractions:

\frac{18}{45} + \frac{40}{45} = \frac{58}{45} \rightarrow 1 \frac{13}{45}

Your answer is 1 \frac{13}{45}

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Lelu [443]
In the order you have it from least to greatest is 1 3 2
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3 years ago
What times to give me 66
storchak [24]
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7 0
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What’s the gcf of 12a^5 and 28^3
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6 0
4 years ago
The distance between the cities Atlanta and Indianapolis is 540 miles. A motorcycle's speed is 48 mph. For a car it takes 2.25 h
WITCHER [35]

Answer:

It will take them 5 hours to meet if they start moving towards eachother simultaneusly.

Step-by-step explanation:

Distance, s = 540 miles

Motocycle's speed, v = 48 mph

Time for motorcycle to cover 48 miles, t = \frac{Distance}{Speed}

=  \frac{540}{48} = 11.25 h

For a car it takes 2.25 hours less than 11.25 for motorcycle:

Time for car than becomes: 11.25 - 2.25  = 9 h

Speed for car would be v(c) = \frac{Distance}{Time}

= \frac{540}{9} = 60 mph

<em>For finding when they will meet, we will need relative speed: </em>

Since they are moving towards each other the relative speed is the sum of speed of car and the speed of motorcycle

Relative Speed = 48 + 60 = 108 mph

Distance = 540 miles

Time =  \frac{Distance}{Speed}

        =  \frac{540}{108}

       = 5 hours





6 0
3 years ago
1. There are 5 blue marbles and 3 yellow
Ipatiy [6.2K]

Answer:

5/8

Step-by-step explanation:

There is a total of 8 marbles in the bag.

If a yellow is not drawn, then it must be blue.

Therefore, the probability of drawing a blue marble is 5/8

8 0
3 years ago
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