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Vilka [71]
3 years ago
11

Which fractions have a LCD of 30?

Mathematics
2 answers:
Tanzania [10]3 years ago
3 0

Answer:

none of them.

Step-by-step explanation:

A. 7 and 4 can not go into 30

B & D are the same choice and LCD is 15

C. LCD is 15

salantis [7]3 years ago
3 0
I would say C 2/15 1/5 1/15
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Jackson bought 555 ounces of raisins for \$4$4dollar sign, 4.
Fynjy0 [20]

Answer:

Part a) The raisins cost $0.8 per ounce

Part b) 1.25 ounces

Step-by-step explanation:

<u><em>The correct question is</em></u>

Jackson bought 5 ounces of raisins for $4 dollars.

a) How much do raisins cost per ounce?

b) How many ounces of raisins can be bought for $1?

Part a)  How much do raisins cost per ounce?

we know that

To find out the unit rate divide the total cost by the total weight

so

\frac{4}{5} =\$0.8\ per\ ounce

therefore

The raisins cost $0.8 per ounce

Part b) How many ounces of raisins can be bought for $1?

we know that

The raisins cost $0.8 per ounce

using proportion

Find out how many ounces of raisins can be bought for $1

Let

x -----> the ounces of raisins

\frac{1}{0.8}=\frac{x}{1}\\\\x= 1.25\ ounces

8 0
3 years ago
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In a certain grocery store, strawberries cost $6.40 per pound ( 6.40 dollars/lb ). What is the cost per ounce?
Nastasia [14]

Solution:

we are given that

In a certain grocery store, strawberries cost $6.40 per pound ( 6.40 dollars/lb ).

we have been asked to find the cost per ounce?

As we know that

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strawberries cost $6.40 per pound so for 1 oz it will cost =\frac{6.40}{16}= 0.4$

Hence cost per ounce is 0.40 $

4 0
3 years ago
3. Combine like terms: <br> 14 + 3 + 2c -20c <br><br> Solve for x:<br> x - 12= 20
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Answer:

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4 0
3 years ago
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Answer:

4.3

Step-by-step explanation:

what you wanna do is add the 1.5 and the -2.8 together, then devide it by 0.4 four, and thats what X equals.

3 0
3 years ago
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Determine the linear factors 18x^3-34x^2+16x
Sliva [168]

Answer:

good luck tho oh and dont forget to tell me the answer

Step-by-step explanation:

7 0
3 years ago
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