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Scilla [17]
3 years ago
11

Jimmy, Joe and sally are racing their cars. Jimmy and Joe have completed the same number of laps- six fewer laps than Sally. If

the total number of completed laps is 222, ow many laps has each of the three racers completed?
Mathematics
1 answer:
shusha [124]3 years ago
3 0
X = the number of laps Joe has ran.
x + x + x + 6 = 222
3x = 216
x = 72
Jimmy ran 72 laps.
Joe ran 72 laps.
Sally ran 78 laps.
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A cone has a diameter of 18 inches. and a height of 14 inches. What is the volume of the cone?
Andru [333]
Volume of cone is (1/3)π r² h.

So since diameter is 18 inches, radius is 9 inches, right?

So just plug in values and calculate;

V = (1/3)·π·9²·14
   = 378π
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5 0
3 years ago
PLEASE HELP WILL GIVE BRANLIEST!! The question is “ Abbey spends 5 hours less then triple the amount of time Emily spends on hom
OLEGan [10]

Answer:

10x-15

Step-by-step explanation:

First, do Abbey. Abbey= 5 hrs less than 3 Emily.

Nathan spends twice as much as Abbey. Then you get 3x (Emily is x) -5 +x (for Emily) +6x - 10 (for Nathan. Add those. You get 3x+x+6x-5-10. I hope this is correct.

8 0
3 years ago
One jar of crushed ginger costs $2. How<br> many jars can you buy for $4?
Lina20 [59]

Answer:

2 jars

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8 0
2 years ago
Read 2 more answers
Help please!<br> Sorry for the image quality.
VARVARA [1.3K]

Answer:

\displaystyle (-1,\frac{-3}{2})

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Midpoint Formula: \displaystyle (\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Find points from graph.</em>

Point (-3, 1)

Point (1, -4)

<u>Step 2: Find Midpoint</u>

Simply plug in your coordinates into the midpoint formula to find midpoint

  1. Substitute [MF]:                         \displaystyle (\frac{-3+1}{2},\frac{1-4}{2})
  2. [Fractions] Add/Subtract:         \displaystyle (\frac{-2}{2},\frac{-3}{2})
  3. [Fractions] Divide:                    \displaystyle (-1,\frac{-3}{2})
8 0
3 years ago
Which equation is true?
amm1812
D is the answer
(4+8)+1 = 13
4+(8+1) = 13
Therefore equation D is true
4 0
3 years ago
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