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MAVERICK [17]
2 years ago
11

5.

Mathematics
1 answer:
neonofarm [45]2 years ago
4 0

Answer:

3 kids and 5 adults

Step-by-step explanation:

3×5.5 = 16.5

5×7.25= 36.25

16.5+36.25= 52.75

You might be interested in
Evaluate f(x)<br> f(x) = 4x<br> 4x + 3 for f(-5)<br> a-23<br> b-17<br> с-2<br> d-28
Neko [114]

Answer:

b. -17

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>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 4x + 3

f(-5) is x = -5

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(-5) = 4(-5) + 3
  2. Multiply:                               f(-5) = -20 + 3
  3. Add:                                     f(-5) = -17
6 0
3 years ago
Evaluate 10^C6 and 4^P3
Rus_ich [418]

Answers

Part 1: 210

Part 2: 24


Explanation



Part 1

This is called combination. 

ⁿCm means, the number of different combinations of m objects out of n objects. 

¹⁰C₆ = 10!/10!(10-6)!

        = 10!/(6!×4!)

        =210


Part 2

This is called permutation.

If you have nPm, this means the number of permutations of m objects out of n.

It's solve as follows;


nPm = n!/(n-m)!

⁴P₃ =4!/(4-3)!

      = 4!/1!

       = 24




5 0
3 years ago
Read 2 more answers
Which investment would make you the most interest? Explain.
IRISSAK [1]
B is the answer dear
7 0
2 years ago
Answers to numbers 2 and 3
BARSIC [14]
For both of them you just make them into fraction.
For #2
\frac{36}{120}
and then you simplify it
36. ÷12 3
-----. =. --------
120. ÷12 10
After this you want to change the fraction to a percentage.Percentage are out of 100

so you simply will multiply by 10 to the top and bottom
3. 30
----. * 10 =. -----. = 30%
10. 100

The answer is 30%

For number #3
you simply put 63 over 240
63
-----
240
63  \div 3= 21
240 \div 3 = 80
\frac{21}{80}
21
----
80
is that answer because it can't be simplified
after that


4 0
3 years ago
ONLY ANSWER IF YOU HAVE THE ANSWER P L E A S E
Nadusha1986 [10]

Answer:

Linear: greater than 2011

Quadratic: lesser than 2011

Cubic: lesser than 2011

Step-by-step explanation:

At x = 2

Linear regression equation:

y = -6777.54(2) + 110001.04

y = 96445.96

More than 2011

Quadratic: y = -251.10(2)² - 2760.02(2) + 98618.06

y = 92093.62

lesser than 2011

Cubic: y = -6.23(2)² - 101.67(2)² - 3747.49(2) + 100142.23

y = 92190.73

lesser than 2011

3 0
2 years ago
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