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Lera25 [3.4K]
3 years ago
5

The ratio of cars to trucks in a toy car collection is 3:4. If there are 9 cars, then how many total vehicles are in the collect

ion? ____________ TOTAL VEHICLES *
Mathematics
2 answers:
OlgaM077 [116]3 years ago
5 0

Answer:

There are 7 parts in all.

9 makes up three of those parts.

9/3=3

3x7=21 vehicles

Step-by-step explanation:

nata0808 [166]3 years ago
5 0

Answer:

21

Step-by-step explanation:

1) 3:4=9:12

2) 9+12=21

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Given the following information, find the length of the missing side. Leave your answer as a simplified radical.
gregori [183]

Answer:

Long = 5√3

Step-by-step explanation:

Hypotenuse = 10

Short = 5

Long = ?

Apply Pythagorean theorem to find Long:

Long² = hyp² - short²

Long² = 10² - 5²

Long² = 100 - 25

Long² = 75

Long = √75

Long = √(25*3)

Long = 5√3

5 0
3 years ago
A multiple choice test has 12 questions each of which has 5 possible answers, only one of which is correct. If Judy, who forgot
pochemuha

Answer:

Not exactly sure but maybe these percentages that i found can help you

Step-by-step explanation:

if there are 12 questions then there are 12 correct answers out of 60 total answers 12 divided by 60 = 0.20 which is 20 percent so upon guessing she has a theoretical 20 percent chance to get all questions correct

7 0
3 years ago
2) If a spider can move 1/9 of a mile every hour, then how many hours would it take
Vinvika [58]
72 hours because if you keep counting up by NInes 8 times you will hit 72
4 0
3 years ago
Read 2 more answers
I really need help with this i beg you !!
sweet-ann [11.9K]

Answer:

The perimeter and area of the square are 56 units and 196 square units, respectively.

Step-by-step explanation:

The inner right triangle represents a 45-45-90 right triangle, which has the feature of a hypotenuse whose length is \sqrt{2} time the length of any of its legs. If the hypotenuse has a measure of 7\sqrt{2}, then the legs of the triangle have a measure of 7.

Now, we are aware that the side length of the square is twice the length of the leg of the right triangle. Then, side length of the square is 14 units long.

Lastly, we know from Geometry that the perimeter and area of the square are represented by the following expressions:

Perimeter

p = 4\cdot l (1)

Area

A = l^{2} (2)

Where l is the side length of the square.

If we know that l = 14, then the perimeter and area of the square are, respectively:

p = 4\cdot (14)

p = 56

A = 14^{2}

A = 196

The perimeter and area of the square are 56 units and 196 square units, respectively.

7 0
3 years ago
S is directly proportional to the fifth power of t
Colt1911 [192]

Answer:

Im assuming this would simplify to

s= t^5

7 0
3 years ago
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