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slamgirl [31]
2 years ago
14

HELP PLEASE

Mathematics
1 answer:
777dan777 [17]2 years ago
5 0
1 worker=1/5 grass per hour
6 workers


number of workers times work each worker does times time needed=total work done
5 times ? times 1=1 lawn
?=1/5 lawn
1 worker does 1/5 lawn in 1hour

6 workers
work is 1/5
time=?
total work=1

6 times 1/5 times ? =1
6/5 times ?=1
times 5/6 both sides
?=5/6

it takes 5/6 hour or 50 minutes
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Find the area of a square when all sides are 6 and 1/2 inches. Thank you!
erastovalidia [21]
The answer is 42.25!! hope it helps!!

8 0
3 years ago
A dessert has both fruit and yoghurt inside.
Rudiy27

note: f=fruit

y=yoghurt

2:3

f : y

f/y=2/3

=> 3*f=2*y

f=(2*y)/3

we know that f+y=185g

(2*y)/3+y=185g

(2*y+3*y)/3=185g

5*y/3=185

y=(185*3)/5

y=111g

=>the mass of the yoghurt is 111 g

7 0
3 years ago
there are 6 people in a raffle drawing. two raffle winners each wing gift cards . each gift card is the same. how many ways are
Morgarella [4.7K]

Answer:

The combination is 15

Step-by-step explanation:

There are 6 people in a raffle drawing. two raffle winners each wing gift cards . each gift card is the same.

Lets call the winners Winner 1, Winner 2. According to the given statement each gift card is same, thus any permutation of these two winners are  equivalent.This tells us that the order of winners does not matter and the situation involves a combination.

Now we have to calculate the combination of 2 winners from 6 people.

nCm = m!/n!(m-n)!

where m = 6

n = 2

2C6 = 6!/2!(6-2)!

2C6 = 6!/2!(4)!

2C6 = 6*5*4*3*2*1/2*1*4*3*2*1

2C6= 6*5/2*1

2C6=30/2

2C6 = 15

Thus the combination is 15....

3 0
3 years ago
What is the mixed number for 38/8
attashe74 [19]
38/8 = 4 6/8 = 4 3/4
3 0
3 years ago
Which ordered pair is a solution to the system of linear equations below?<br> y= 1/4x+2<br> y= x-1
adelina 88 [10]

Answer:

The answer is (4,3)

Step-by-step explanation:

Use desmos graphing calculator, find the points where they meet. Search desmos on google and click on the first link.

8 0
3 years ago
Read 2 more answers
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