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lukranit [14]
2 years ago
13

The current in a stream moves at a speed of 5 km/h. A boat travels 20 km upstream and 20 km downstream in a total of 3 hours. Fi

nd the speed of the boat in still water. ​
Mathematics
1 answer:
Hatshy [7]2 years ago
5 0

Answer:

14

Step-by-step explanation:

im right

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kondaur [170]

Step-by-step explanation:

1st digit is 1 number (1)

2nd digit is (3,4,5) so it's 3 numbers

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4 0
3 years ago
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ryzh [129]

Answer:

672 square inches

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4 0
1 year ago
Help me please! I need help!
RSB [31]

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52 and 65 those are the ages of principles between 50%

7 0
2 years ago
What is the weight of a square if a triangle weighs 4 grams? Explain your reasoning
stellarik [79]

Answer:

8 grams

Step-by-step explanation:

The balance is in equilibrium, so the weights of the two sides are equal.

Let the weight of a square be s.

Left side: 2s + 4

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The weights are equal, so we set the two expressions equal.

2s + 4 = s + 12

s = 8

Answer: The weight of a square is 8 grams.

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