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slavikrds [6]
2 years ago
11

In a collection of nickels, dimes, andquarters the value of the collection is$12.85. If the number of nickels is 6 lessthan twic

e the number of dimes and thenumber of quarters is 5 more than twicethe number of dimes, how many quartersare there?
Mathematics
1 answer:
Sergio [31]2 years ago
7 0
30 quarters because you times 6 by 5 and that equals 30 than you divine that by 4 and that 7.5
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Labrador Retriever weighs 48 kg after a diet and exercise program the dog weighs 43 kilograms to determine if this shows a perce
ExtremeBDS [4]

Answer:

percentage change in weight ≈ 10%

Step-by-step explanation:

The dog weighed 48 kg after a diet and after an exercise program the dog had a weight of 43 kg. This means the dog loss weight since the dog weight decreased from an initial value of 48 kg to 43 kg. The decrease in weight can be calculate as

decrease in weight = original weight - new weight

original weight  = 48 kg

new weight = 43 kg

decrease in weight = 48 - 43 = 5 kg

Since the weight decrease their will be a percentage decrease in weight.

% decrease = decrease in weight/original weight × 100

% decrease = 5/48 × 100

% decrease = 500/48

% decrease = 10. 42666666667

percentage change in weight ≈ 10%

5 0
3 years ago
Leo has a lock box with a volume of 312 cubic inches. The box is 4 inches high and 13 inches long. What is the width of the box?
natima [27]

Answer:

6in

Step-by-step explanation:

Given data

Volume of the lockbox= 312 cubic inches

Height= 4in

Length= 13in

Width= ???

The expression for the volume of box is

V= L*W*H

substitute

312=13*W*4

312=52W

W= 312/52

W=6 in

Hence the width is 6in

6 0
3 years ago
In “Socialism vs. Capitalism: Which is the Moral System”, author C. Bradley Thompson refers to _____ as the only moral and just
frosja888 [35]

Answer:   B. Capitalism

Step-by-step explanation:

7 0
3 years ago
Can someone please help me with this
Ludmilka [50]

Answer:

-21

Step-by-step explanation: a negative times a positive will always be a negative

7 0
3 years ago
Expand the brackets 3(12-W)
3241004551 [841]

Answer:

36 - 3m

Step-by-step explanation:

3(12−m)

3 \times 12+3(−m)

36+3(−m)

36−3m

<h3>Hope it is helpful...</h3>
8 0
3 years ago
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