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melamori03 [73]
3 years ago
7

Someone please help, it was due yesterday UwU

Mathematics
1 answer:
irakobra [83]3 years ago
7 0

Answer:

Step-by-step explanation:

Part A - Where did Phillip make a mistake? Justify your answer using complete sentences.

Use order of operation (PEMDAS)

He should multiply 8 x 4 first

Part B - Solve the expression correctly in the space below.

(5 x 9) - 8 x 4

= 45 - 32

= 13

Part C - Use the same rules of order of operations to solve the expression (8-4) +9 x 3. Explain your steps as you solve it.

(8-4) + 9 x 3

Step 1:   4 + 9 x 3  (Subtract in the parenthesis first)

Step 2:   4 + 27   (Multiply 9 x 3)

Step 3:   31         (Add)

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A recipe for brownies calls for 2/3 Cup of chocolate chips for a batch of two dozen brownies. How many chocolate chips will be n
vovikov84 [41]

Answer:

6 cups

Step-by-step explanation:

(18  \times \frac{2}{3} ) \div 2 =

12 \div 2 =

6

8 0
4 years ago
Do you have an equal chance of landing in either 1 or 4?
vitfil [10]

Answer:

Yes

Step-by-step explanation:

Since the circle is split into 6 pieces, we can split the probability of landing on each section into fractions

There is one piece with the number 1 on it, so there is a 1/6 chance of landing on that.

There are 3 pieces with the number 2 on it, so there is a 3/6 chance of landing on it, simplifies that would be 1/2

There is one piece with the number 3 on it, so there is a 1/6 chance of landing on that.

There is one piece with the number 4 on it, so there is a 1/6 chance of landing on that.

Since the pieces with a 1 and 4 on the both have a 1/6 probabilit of landing, there is an equal chance on landing on either tile.

4 0
3 years ago
What is the ratio for 44 students and 6 adults?
zysi [14]
It would be: 44/6 = 22/3

In short, Your Answer would be 22 : 3

Hope this helps!
5 0
3 years ago
A flat rectangular piece of aluminum has a perimeter of 62 inches. The length is 15
Salsk061 [2.6K]

Answer:

So, the required width of rectangular piece of aluminium is 8 inches

Step-by-step explanation:

We are given:

Perimeter of rectangular piece of aluminium = 62 inches

Let width of rectangular piece of aluminium = w

and length of rectangular piece of aluminium  = w+15

We need to find width i.e value of x

The formula for finding perimeter of rectangle is: Perimeter=2(Length+Width)\\

Now, Putting values in formula for finding Width w:

Perimeter=2(Length+Width)\\\\62=2(w+15+w)\\62=2(2w+15)\\62=4w+30\\62-30=4w\\4w=32\\w=\frac{32}{4}\\w=8

After solving we get the width of rectangular piece :w = 8

So, the required width of rectangular piece of aluminium is 8 inches

6 0
3 years ago
In ΔGHI, the measure of ∠I=90°, the measure of ∠G=21°, and GH = 31 feet. Find the length of IG to the nearest tenth of a foot. p
kakasveta [241]

Answer:

28.9

Step-by-step explanation:

cosG=

hypotenuse

adjacent

​

=

31

x

​

\cos 21=\frac{x}{31}

cos21=

31

x

​

31\cos 21=x

31cos21=x

x=28.941\approx \mathbf{28.9}\text{ feet}

x=28.941≈28.9 feet

3 0
3 years ago
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