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matrenka [14]
3 years ago
9

Can someone help me with these problems? The majority of them I have answers but I don't understand them. Thanks!

Mathematics
1 answer:
Nonamiya [84]3 years ago
8 0

Answer:

The corresponding answers to the questions are  9.625 cm² , 459, 304.5m², 1 : 3 , 3:4 , 10,000 pounds , 36 inches.

Step-by-step explanation:

1.

Area of triangle = 0.5 x base length x height

Here base length = 5.5cm and height = 3.5cm

So area will be 0.5 x 5.5 x 3.5 cm² = 9.625 cm²

2.

919/2 rounding off to nearest whole

We know that the value of 919/2 = 459.5 .

So the nearest whole number value to which it can be rounded off is 459.

3.

We know that area of parallelogram is base length x height

Here, base length =14.5m and height = 21m

So area = 14.5 x 21 m² = 304.5m²

4.

No. of grilled cheese sandwiches sold = 200

No. of tacos sold                                     = 100

No. of grilled chicken salads sold          = 150

Total lunches sold                                   = 200 + 100 + 150 = 450

So, ratio of chicken salads to lunches sold is 150 : 450 = 1 : 3

5.

Given number : 7,208,631

Odd digits here - 7,3,1 - 3 digits

Even digits here - 2,0,8,6 - 4 digits

So, ratio of odd digits to even digits is 3:4

6.

One ton = 2000 pounds

So 5 tons = 5 x ( 1 ton) = 5 x 2000 pounds = 10,000 pounds

7.

Table length = 3 feet

We know that 1 foot = 12 inches

So table length = 3 foot = 3 X 12 inches = 36 inches

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juin [17]

we have

p (a) =2/5 p(b)=1/4 ( a and b=1/25

Remember that

we know that for two independent events A,B.

⇒ P(A∩B)=P(A)*P(B)

we have

P(A)=2/5 and P(B)=1/4

so

P(A∩B)=(2/5)*(1/4)=2/20=1/10

that means

<h2>events are dependent</h2>
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If t represent the number of tickets purchased for a baseball game, which scenario is modeled by the equation, 32.50t + 5 = 28.7
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Answer:

(B) The price for the lower level is $32.50 a ticket, plus $5.00 for a discounted parking pass. The middle-level tickets are $28.75 each, plus $20.00 for a parking pass.

Step-by-step explanation:

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3 years ago
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In the triangle ABC the measure of angle A is 2X +3 the measure of angle B is 4X +2 in the measure of angle C is 2X -1what are t
kvasek [131]

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hope you got a good grade o whateva

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in the parallelogram pqrs shown below, ps is 7 centimeters long. if the parallelogram's perimeter is - 40 centimeters, how many
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13 cm  long is PQ in  parallelogram .

What does parallelogram mean in a nutshell?

  • A parallelogram is a geometric shape with parallel sides that exists in two dimensions.
  • The pair of parallel sides in this sort of polygon with four sides, also known as a quadrilateral, are of equal length.
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Perimeter of ∥gm = - 40 cm

 2(PQ+ PS) = - 40

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Learn more about parallelogram

brainly.com/question/19187448

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3 0
1 year ago
When <img src="https://tex.z-dn.net/?f=2x%5E3-4x%5E2-5x-2" id="TexFormula1" title="2x^3-4x^2-5x-2" alt="2x^3-4x^2-5x-2" align="a
adelina 88 [10]

Answer:

a=5

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I'm not sure if this is what ur lookin for but this is supposed to be the answer

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3 years ago
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