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mixas84 [53]
2 years ago
9

a jewelry is designing a crown. the crown must have at least 45 gems using only emeralds, rubies, and diamonds. the number of ru

bies must be 1 less than 3 times the number of emeralds. the number of diamonds must be 4 or less than the number of rubies. which inequality could the jewelry maker use to find the number of emeralds, x, that can be placed on the crown>
Mathematics
1 answer:
stepladder [879]2 years ago
5 0
I'm horrible at this so I'm just guessing.
X is the variable and x means multiplication symbol.
X + (X x 3 - 1) + (X x 3 - 1) - 4) <span>≥ 45 is the answer I got.
The answer to that inequality would be
X </span><span>≥  7 I think.</span>
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You have a need to purchase 30 units of a product and have them delivered to your company in five days. The sale price is $35 ea
tino4ka555 [31]

Answer: $1411.50

Step-by-step explanation:

Since the sale price is $35 each and there are 30 units, the cost will be:

= $35 × 30

= $1050

We then add the sales tax on the product which is 8%. This will be:

= $1050 + (8% × $1050)

= $1050 + (0.08 × $1050)

= $1050 + $84

= $1134

We then add Shipping price which is $15. This will be:

= $1134 + $15

= $1149

We then add the 25% rush charge on the sales price. This will be:

= $1050 × 25%

= $1050 × 0.25

= $262.50

To get total cost, this will be:

= $1149 + $262.50

= $1411.50

5 0
2 years ago
Read 2 more answers
The fish population of Lake Collins is decreasing at a rate of 3% per year. In 2004 there were about 1,300 fish. Write an expone
Sergeu [11.5K]
For this case we have a function of the form:
 y = A * (b) ^ x&#10; Where,
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 b: decrease rate
 x: time in years
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 y = 1300 * (0.97) ^ x&#10;
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y = 1300 * (0.97) ^ x
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6 0
2 years ago
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Determine the rate of change for the equation.<br> 6y = 8x - 40
natulia [17]
The answer is 4/3 thats the rate of change. up 3 over 4
4 0
2 years ago
Emily is buying new cold-weather gear for her family. She pays $100 for 5 pairs
user100 [1]

Answer:

500, or 400 if its 4

Step-by-step explanation:

5 0
2 years ago
Chloe made a conjecture that given any two numbers, the greater number can always be arranged into more arrays.
Anna11 [10]

Solution:

Array means arrangement of numbers in terms of rows and columns.

The conjecture is not True.

So, the conjecture made by chloe that given any two numbers, the greater number can always be arranged into more arrays is not true.

For example ,

1.(2,3)

2→(2×1),(1×2)

3→(3×1),(1×3)

This pair has same number of arrays because both of them are prime.

2. (3,4)

Here, 4>3

3→ (3 × 1),(1×3)

4→(4×1),(1×4),(2×2)

The pair of numbers are Co-prime, one of them is not prime. So Composite number has more number of arrays.

4. (6,11)

6→(1×6),(6×1),(2×3),(3×2)

11→(1×11),(11×1)

The number 6 is smaller, but it has more number of arrays.

5. (6,8)

6→(1×6),(6×1),(2×3),(3×2)

9→(1×9),(9×1),(3×3)

Both the numbers are composite.Smaller number 6 has more arrays.

These examples disprove the Conjecture made by Chloe, which states that given any two numbers, the greater number can always be arranged into more arrays.



4 0
2 years ago
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