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Nataly [62]
3 years ago
12

Please Help!! I will give Brainliest to the correct answer!!

Mathematics
2 answers:
Likurg_2 [28]3 years ago
3 0

Answer:

84.5

Step-by-step explanation:

12.3(3)+11.9(4)=84.5

bazaltina [42]3 years ago
3 0

Answer:

87.5

Step-by-step explanation:

12.3 x 3= 39.9=s

11.9 x 4= 47.6=t

47.6 + 39.9= 87.5

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One of the legs of a right triangle is 9 cm. If the area of the triangle is 225 cm², then the length of the other leg is
ioda

Given:

One of the legs of a right triangle is 9 cm.

The area of the triangle is 225 cm².

To find:

The length of the other leg.

Solution:

The area of a triangle is

Area=\dfrac{1}{2}\times Base\times Height

The area of a right triangle is

Area=\dfrac{1}{2}\times (leg_1)\times (leg_2)

Let x be the length of other leg.

225=\dfrac{1}{2}\times (9)\times (x)

2\times 225=9x

\dfrac{450}{9}=x

50=x

Therefore, the length of the other leg is 50 cm.

4 0
3 years ago
Fritz benjamin buys a car costing $12300. He agrees to make payment at the end of each month period for 8 years. He pays 7.2% in
loris [4]
12300=X[((1-(1+(0.072/12)^(-12*8))/(0.072/12)]
Solve for x
X=168.92
4 0
4 years ago
Mike has $72 and he needs to buy some apples. Which of these equations would represent mike's situation of the apples cost $0.60
Alexxandr [17]

Answer:120 apples

Step-by-step explanation:

72/.60=120

8 0
3 years ago
I have seen two answers for this and i want a third opinion, PlEaSe help me!!A man selling hotdogs, french fries, and a soda as
irina1246 [14]

Answer:

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Step-by-step explanation:

Put it into an equation first in order to find x.

2x + 250 = 7x

Subtract 2x from both sides.

250 = 5x

Then divide both sides by 5.

x = 50

Therefore you need 50 combo meals in order to make the amount made equal to the amount paid.

<u>You can check your work by plugging in the number to both.</u>

$250 plus the $2 times 50 combo meals.

250 + 2(50) = 350

$7 times 50 combo meals

7 x 300 = 350

8 0
3 years ago
The drama club at Central sells hot chocolate and coffee at the high school football games. At the last game, they had sales of
xxTIMURxx [149]

Answer:

I could be wrong but the coffee is 200 and the hot choclet is 266.666666667

Step-by-step explanation:

I used math and a calculator.

3 0
3 years ago
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