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3 years ago

1) The cost of carpeting a floor with area 120 m² is Rs 3840. What is the cost of

Mathematics

1 answer:

madam [21]3 years ago

7 0

Answer: 4,160

Step-by-step explanation:

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djyliett [7]

Answer:

Step-by-step explanation:

There are 4 x's at 1 mile so he took 4 1 mile hikes

There are 2 x's at 1 1/4 mile so he took 2 1 1/4 mile hikes

We want to know how many more 1 mile hikes than 1 1/4 mile hikes

4 -2 = 2

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3 years ago

I am thinking of a number.

labwork [276]

Answer:

1, 2, and 4.

Step-by-step explanation:

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3 years ago

Which equation of the least squares regression line most closely matches the data set? yˆ=3.5x−6921.2 yˆ=5.5x+52 yˆ=−2.2x+13.8 y

konstantin123 [22]

A graphing calculator finds the regression line to be
y = 5.5x + 52

6 0

3 years ago

Read 2 more answers

Help please i don’t know the answer

son4ous [18]

Answer:

$6A=8B=6\left[\begin{array}{ccc}-4&-1&-9\\-9&6&9\\-1&-1&3\end{array}\right]$ $-8\left[\begin{array}{ccc}-10&-2&-5\\9&-7&-1\\9&-4&2\end{array}\right]$

$=\left[\begin{array}{ccc}-24&-6&-54\\-54&36&54\\-6&-6&18\end{array}\right]$ $-\left[\begin{array}{ccc}-80&-56&-40\\72&-56&-8\\72&-32&16\end{array}\right]$

$=\left[\begin{array}{ccc}56&50&-14\\-120&92&62\\-78&26&2\end{array}\right]$

$So,~ A ~is ~your~ answer~$

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hope it helps..

have a great day!!

7 0

3 years ago

Help me please m, it due soon

allsm [11]

Surface area= 2(6x15)+2(7x15)+2(6x7)
=180+210+84
=474m

Volume=15x6x7
=630m^2

5 0

3 years ago