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hjlf
3 years ago
9

Lucy buys 1.4 pounds of dog food. If each pound of dog food costs $2.70, how much will she pay for the dog food?

Mathematics
1 answer:
tangare [24]3 years ago
6 0

Answer:

Total cost= $3.78

Step-by-step explanation:

Giving the following information:

Lucy buys 1.4 pounds of dog food. If each pound of dog food costs $2.70.

<u>To calculate the total cost, we simply need to multiply the unitary cost by the purchase amount.</u>

Total cost= 1.4 pounds * 2.7 per pound

Total cost= $3.78

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Which of the following is a perfect square trinomial?
Snowcat [4.5K]

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x^2-5x+6\\(x-3)(x-2)

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That's the answer

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4 years ago
Assume that t varies jointly as r and q2². If t=320 when r=5 and q = 4, what is the value of q when r= 1 and t= 196?
Harrizon [31]

Step-by-step explanation:

t = k(r)( {q}^{2} )

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4 0
2 years ago
A) 120 is what percentage of 30
scZoUnD [109]

Answer:

a ) 400 percent

b )  n = 25

c)  n= 36

Step-by-step explanation:

Is means equals, of means multiply and percents need to be changed to decimals.

a) 120 is what percentage of 30

120 = P * 30

Divide each side by 30

120/30 =P* 30/30

4 = P

Multiply by 100 to give the percentage

4 * 100

400 percent


b) 30 is 120% of what number

30 = 1.2 * n

Divide each side by 1.2

30/1.2 = 1.2n/1.2

25  = n


c) what number is 30%of 120

n = .3 * 120

n =36


3 0
3 years ago
Read 2 more answers
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