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Tatiana [17]
3 years ago
14

30-5 • 4+2 how do I solve this

Mathematics
1 answer:
Alona [7]3 years ago
3 0
P
E
M
D
A
S

5*4= 20
20+2=22
22-30= answer is 8 :)
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The ratio of students that ride the bus as compared to those that walk on 10:1. Does this school have more students that ride th
NeTakaya

Answer: Yes they do.


Step-by-step explanation:

This because the ratio 10:1 means that for every 10 students that ride the bus only one walks. So if you had 30 students riding he bus you would only have 3 students that walked. So no matter what you will have more kids riding the bus.

5 0
3 years ago
a rectangular room is 4 times as long as it is wide and it's perimeter is 60 meters find the dimension of the room
olya-2409 [2.1K]

To answer this problem we have to use two different variables. For example...

L = Length

W = Width

So we know that the definition of perimeter is

L + L + W + W (or all the sides added up)

Now we also know that The Length is 4 times longer than the width.

So we can write 4W to replace the L

So in the given equation we set up Replace every L with 4W

4W + 4W + W + W = 60 meters

now group our W's

10W = 60 divide both sides by 10 to get W to be alone

÷10   = ÷10 It cancels on the left side and we solve on the right side.

W = 6

So now that we know what the width equals we can find what the length equals .

Remember this?

4W = L (plug in 6 for W)

4(6) = L

So L = 24


Our dimensions of this rectangle are length 24, width 6.


Good Luck! :)

<3



7 0
3 years ago
Riley is placing the game board shown on his bedroom wall. What area of the wall will the game board cover? Use 3.14 for π and r
Levart [38]

Answer:

The answer is 5 ft squared

Step-by-step explanation:

so you have the find the area of the circle first and you do that by starting with the formula which is

pi r2

the diameter is 2.45 so you divide that by to to get the radius and get 1.25

the you would multiply 1.25 times 1.25 times 3.14, and get 4.91 which rounds to by the nearest whole umber as 5 ft 2.

4 0
4 years ago
A pie eight pieces. If Tim cuts out five pieces, and gives two to Moby, what
Afina-wow [57]
A) 3/8

Hop this helps
6 0
4 years ago
I’m confused. Can you help
labwork [276]

Answer:

Y=66

X=40

Z=106

7 0
3 years ago
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