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3 years ago

10

Math help pls thank u

1 answer:

ELEN [110]3 years ago

6 0

(8) =b

explaintion is : 3 seven times is 21

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Show all you're work!! Point's and will mark brainliest

Musya8 [376]

Answer:

d = 7.2

Step-by-step explanation:

Step 1: Write out equation

d/1.2 = 6

Step 2: Multiply both sides by 1.2

d = 7.2

4 0

3 years ago

A construction crew has just finished building a road. The crew worked for 8 days. If they built 2 1/6 kilometers of road each d

Luba_88 [7]

Answer:

13km

Step-by-step explanation:

Given data

Time= 8 days

Speed= 2 1/6 kilometers per day = 13/6 kilometers per day

Distance= ??

We know that

Speed= distance/time

therefore, Distance= speed*time

substitute

Distance= 13/6*8

Distance= 104/8

Distance= 13 km

Hence the crew did 13km

4 0

3 years ago

Ms. Cathy bought a package of pens. Out of every 10 pens, 6 are black. If there are 20 pens in the pack, what fraction of the pe

melisa1 [442]

Answer:

12/20 or 60%

Step-by-step explanation:

8 0

3 years ago

4/3=12/x in proportion

Zolol [24]

Answer:

9

Step-by-step explanation:

Cross Multiply: $\frac{4}{3} =\frac{12}{x}$

Simplify: 4x=36

x=9

5 0

3 years ago

As an estimation we are told 5 miles is 8 km. <br> Convert 32.5 miles to km.

elixir [45]

Answer:

52 km

Step-by-step explanation:

Given, 5 miles is 8km.

So, 1 mile will be (8/5) km.

Now, 32.5 miles will be (8/5) x 32.5 = 52 km

5 0

3 years ago