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2 years ago

It takes 15 men, 48 days to weed a plot of land. How

Mathematics

2 answers:

Simora [160]2 years ago

3 0

Answer:

it takes 48 days for 15 men to work

it takes 16 days for 15/48*16

the answer is 5 men

Bas_tet [7]2 years ago

3 0

Answer:

45 men

Step-by-step explanation:

If you 1/3 the amount of time (from 48 to 16 ) to weed the plot, you will need to TRIPLE the number of men to 45 men

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a room contains 156.1m of air . if the room is 8.31m long and 5.72m wide . use tabe to calculate it height

irga5000 [103]

Answer:

height=3.28m

Step-by-step explanation:

air means volume of room

let the height of room be x.

so, volume of room= 156.1 m³

8.31*5.72*x=156.1m³

x =3.28m

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2 years ago

What is the volume of a sphere with a radius of 3/2 feet?

Dmitry_Shevchenko [17]

Around 4.5π. This can be determined by the volume of a sphere formula.

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3 years ago

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REY [17]

Answer:

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3 years ago

Which property does this represent -3x1=-3

katrin2010 [14]

The property used is: Multiplicative identity

Step-by-step explanation:

We need to identify the property in the equation : $-3\times 1=-3$

The property used is: Multiplicative identity

Multiplicative identity

The multiplicative identity property is defined as if you multiply a number by 1, the result of multiplication is that original number.

In the given expression $-3\times 1=-3$ -3 is multiplied by 1 to get -3 so, multiplicative identity.

Keywords: Properties of Multiplication

Learn more about Properties of Multiplication at:

#learnwithBrainly

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3 years ago

3/4 is added to x, the result is 9/8. What is the value of x?

KIM [24]

Answer:

x=3/8

Step-by-step explanation:

turn 3/4 into a fraction that has a denominator of 8 3/4x2= 6/8

To get it to 9/8 you add x which is 3/8

so 3/8+6/8 is 9/8

x=3/8

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2 years ago