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MakcuM [25]
3 years ago
15

There are 12 female students and 18 male students in a class. Which of the following expresses the ratio of female students to m

ale students in simplest form?
A.3/2
B.3 to 2
C.2/3
D.3:2
Mathematics
2 answers:
REY [17]3 years ago
4 0

Answer:

C. 2/3

Step-by-step explanation:

12 female / 18 male

Dividing by 6 we get:

2 female / 3 male

or 2/3

Leona [35]3 years ago
3 0

Answer:

C.2/3

Step-by-step explanation:

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A farmer is building a fence to enclose a rectangular area against an existing wall, shown in the figure below.
mr Goodwill [35]

9514 1404 393

Answer:

  3362 ft²

Step-by-step explanation:

As we saw in brainly.com/question/22284853, the long side of the area will be half the length of the fence: 82 feet. The remaining two sides will be 41 feet each, so the largest area that can be enclosed is ...

  A = LW

  A = (82 ft)(41 ft) = 3362 ft²

7 0
3 years ago
D=h+9 The variable H represents the number of hours worked, and the variable d represents the amount of dough prepared how many
Marta_Voda [28]

Answer:

  12 hours

Step-by-step explanation:

If we assume that the units of D are kg, then we can put the given number into the equation and solve.

  21 = h +9

  12 = h . . . . . subtract 9

Eli worked 12 hours to prepare 21 kg of dough.

8 0
4 years ago
if 1 gallon of paint covers 400 square feet, about how many gallons of paint are needed to paint the outside of a spherical tank
ollegr [7]
Given:
Diameter if the spherical tank = 20 ft.
Now,
We know,
radius = diameter / 2
          = 20 / 2
          = 10 ft.
Now, 
The area of the spherical tank = 4 \pi  r^{2}
        
                                            = 4 \pi  (10)^{2}

                                            = 4 * \pi *100

                                            = 1256.637061
 
                                            = 1256.64~ft^2-->rounded  

Now,
According to the question,
400 ft² needs 1 gallon of paint
1 ft² needs (1 / 400) gallon of paint
1256.64 ft² needs (1 / 400) * 1256.64 gallon of paint
                        = 3.1416 gallon of paint
                        = 3.14 gallon of paint --------------> rounded

So, we need 3.14 gallon of paint


6 0
4 years ago
Niamh runs 6 km in 30-minutes what is the average speed in km h
SIZIF [17.4K]

Step-by-step explanation:

Speed = Distance / Time

given distance = 6km

time = 30 minutes = 30/60 hr = 1/2hr

speed =

\frac{6}{\frac{1}{2} }  \\  = 6 \div  \frac{1}{2}  \\  = 6 \times 2 \\  = 12 \frac{km}{h}

4 0
3 years ago
Read 2 more answers
Woops, forgot to add picture. Please help
GenaCL600 [577]

The dash on each side of the triangle show that those three sides have the same measurement. Therefore, divide 24 by 3 to get 8, which is the measurement for each side of the triangle.

Meaning your answer is:

a. 8cm, 8cm, 8cm

6 0
4 years ago
Read 2 more answers
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