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Nat2105 [25]
2 years ago
9

Will give brainliest!which one is it. plz help ​

Mathematics
2 answers:
m_a_m_a [10]2 years ago
7 0

Answer:

The answer is the first option.

Step-by-step explanation:

VMariaS [17]2 years ago
3 0

Answer:

A.

Step-by-step explanation:

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An alloy is composed of nickel, zinc, and copper in a 7:2:9 ratio. How many kilograms of each metal is needed to make 3.8 kg of
Tamiku [17]
Ni : Zn: Cu = 7:2:9 =7x : 2x : 9x

7x+2x+9x = 3.8
18x=3.8
x=3.8/18=1.9/9≈0.21

Ni:   7x=7*0.21=1.47 ≈1.5 kg
Zn:  2x=2*0.21=0.42≈0.4 kg
Cu: 9x=9*0.21=1.89 ≈1.9 kg

Check 1.5+0.4+1.9 =3.8 True
6 0
3 years ago
Max is making slime. The directions say he needs 4 parts water to one part glue. How much glue would he need for 1 part of water
MAVERICK [17]

Step-by-step explanation:

4 parts of water is to 1 part of glue

Then 1 part of water is to 1/4 parts of glue.

8 0
3 years ago
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Select the correct answer.
Umnica [9.8K]
I believe this would be a contingent discount. Contingent discounts are granted to a buyer when they satisfy certain requirements. In this case, the requirement is to have a minimum purchase of $500. Thus, that would make it a contingent discount.
The other's are incorrect.
A membership discount requires you to have a membership. 
A straight discount is basically present value of future cash flow without compounding. (Business Dictionary Definition)
A bulk purchase discount is a financial incentive for regular shoppers or businesses that buy things in bulk.
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3 years ago
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HELPP WILL MARK brianilest!
Galina-37 [17]
9 x 4 = 12 this the answer
7 0
2 years ago
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John and Jill collect 280 stamps. Out of this John collected three time as many as
Serjik [45]

Answer:

Jill collected 70 Stamps

John collected 210 Stamps

Step-by-step explanation:

280/4=70

Please allow me to know if my answer helped you with a thank you!

<3Miss Hawaii

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3 years ago
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