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Mashcka [7]
4 years ago
5

One day at St. Philip's High School, 1/2 of the pupils walked to school, 1/5 of the pupils came to school by bus, and the remai

ning 57 pupils came by car. so then How many pupils are there in the school?
Mathematics
1 answer:
Doss [256]4 years ago
7 0
Let P be the number of kids,
we know P>57
take 1-(1/2)-(1/5)=3/10
therefore 57 is 3/10P
3/7P=57
P=57*7/3=133 is the answer
it would be incorrect if we didnt get a positive integer.
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mafiozo [28]

100%-15%=85% -- 0.85

A. doesn't work because it is increasing

B. works because your finding 85 percent since you decrease by 15 percent

C. doesn't work because you are not taking 15 percent from value of t

D. doesn't work because finging 15 percent of t and them subtracting from one won't give you the right answer

E.doesnt work because all you have to do is find 85 percent not subtract that from the original value

F.works because subtracting 15 percent from one and multiply by t would give the equation from B

So the answers are B and F

3 0
3 years ago
if mary earns $247.25 for gardening. if she worked 21.5 hours this month, then how much did she earn per hour?
N76 [4]
She earned 11.5 per hour! And we know this because 247.25 divided by 21.5 = $11.5 per hour ( hope this helps:)
5 0
3 years ago
Identify whether each of the following equations has a unique solution, no solution, or infinitely many solutions. there is more
prohojiy [21]

Answer:

1.  A

2. A

3. B

4. C

5. B

I hope this helped!

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
A plane has 240 gallons of fuel. The plane averages 5 miles per gallon. How far can the plane go? ​
artcher [175]

Answer:

G ÷ M = 48

Step-by-step explanation:

 5 ⟌ 2 4 0

  0    

   5 ⟌ 2 4 0

       0    

   5 ⟌ 2 4 0

      0    

       0    

   5 ⟌ 2 4 0

     - 0    

       2    

       0    

   5 ⟌ 2 4 0

     - 0    

       2 4  

       0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

  0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

       2 0  

       0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4  

   0 4  

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4 0

0 4 8

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4 0

       0 4 8

   5 ⟌ 2 4 0

     - 0    

       2 4  

     - 2 0  

         4 0

         4 0

You are done, because there are no more digits to move down from the dividend.

The answer is the top number and the remainder is the bottom number.

Therefore, the answer to 240 divided by 5 calculated using Long Division is:

48

Hope this helps!!! :))

https://brainly.com/

5 0
3 years ago
Read 2 more answers
What is the correct sequence of steps for calculating 9^6 on the scientific calculator?
Juliette [100K]
Yo got to the calculator click scientific then click 9 the go to the left side where all the x's are then click the one that looks like the y is on the top right next to the x and then click 6 and then click enter and then you get 531441

4 0
3 years ago
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