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Alla [95]
3 years ago
7

A student in two clarsroom were given a mathematics

Mathematics
1 answer:
alukav5142 [94]3 years ago
4 0

Answer:

90? He score for the class fast and easy

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over the weekend Mario rode 43 miles. On Sunday he rode 3 miles more than 2/3 his distance on Saturday. How many miles did he ri
Ierofanga [76]
X+ (2x/3 +3) = 43
3x + 2x + 9 = 43
5x + 9 = 43
5x = 34
x =  \frac{34}{5}
8 0
3 years ago
Joanie runs the concession stand for the school's baseball games. At each game, the best selling items are pretzels and hot dogs
Scilla [17]

The number of pretzels and hot dog sales will be 33 and 48.

<h3>What is the solution to the equation?</h3>

The distribution of weights to the variables involved that establishes the equilibrium in the calculation is referred to as a result.

Let x be the number of pretzels and y be the number of hot dogs.

Joanie runs the concession stand for the school's baseball games.

At each game, the best-selling items are pretzels and hot dogs.

Pretzels are $3 each, and hot dogs are $2 each.

Today she sold 15 more hot dogs than pretzels and made $195 in total sales. Then the equations will be

y = x + 15    ....1

3x +2y = 195    ...2

From equations 1 and 2, then we have

3x + 2(x + 15) = 195

3x + 2x + 30 = 195

5x = 165

x = 33

Then the value of y will be

y = 33 + 15

y = 48

Then the number of pretzels and hot dog sales will be 33 and 48.

More about the solution of the equation link is given below.

brainly.com/question/545403

#SPJ1

5 0
2 years ago
The width of a rectangle is 3/4 its length. The perimeter of the rectangle is 420 feet. what is the length, in feet, of the rect
aleksklad [387]

Answer:

120

Step-by-step explanation:

7 0
4 years ago
A circle has a diameter of 16 yd. What is the radius of the same circle?
netineya [11]

Answer:

8yd

Step-by-step explanation:

the diameter is the whole distance going from one end to another through the center of the circle, so if the whole distance is 16 then you can divide 16 by 2 because the radius is only half of the distance.

8 + 8 = 16yd.

8 0
3 years ago
An aquarium is in the shape of a cube. The aquarium can hold between 4096 cubic inches and 8000 cubic inches of water. What are
pantera1 [17]

Answer: The possible side lengths are either 16 inches or 20 inches

Step-by-step explanation: The aquarium is in the shape of a cube which suggests that, all dimensions (length, width and height) are equal.

If it can hold 4096 cubic inches of water, then the volume of water in it can be calculated as follows;

Volume = L x W x H

Knowing that all three dimensions are the same the formula can be re-written as;

Volume = L³

4096 = L³

Add the cube root sign to both sides of the equation

∛4096 = ∛L³

16 = L

Also if it can hold up to 8000 cubic inches of water, then the volume of water in it can be calculated as;

Volume = L³

8000 = L³

Add the cube root sign to both sides of the equation

∛8000 = ∛L³

20 = L

Therefore, if the aquarium can hold between 4096 and 8000 cubic inches of water, then the side lengths are either 16 inches or 20 inches

3 0
3 years ago
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