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Thepotemich [5.8K]
3 years ago
12

2)A chef made 30 donuts in 60 minutes. How long would it take him to make 90 donuts?

Mathematics
2 answers:
vesna_86 [32]3 years ago
3 0

Answer to donut question

the chef can make 45 donuts in 90 minutes

Step-by-step explanation:

30 ÷ 60= 0.5

0.5 × 90= 45

Dimas [21]3 years ago
3 0
Answer for #2 : 3 hours
explanation: 30 donuts = 1 hr
90 donuts = 3 hrs

Answer for #3 : 20 gallons
Explanation: 4 bottles = 8 gallons
Ten bottles = 20 gallons

Answer for #4 : 3 hrs
Explanation: 10 hrs = 30 miles
30 divided by 10 = 3.
3 times 3 is 9.

Answer for #5 : 120 pounds
Explanation: 45 divided by 15 = 3
3 times 40 = 120.

Answer for #6 : $30
Explanation: 6 cans = $12
6 times 2 is 12 = $ 24
3 cans = $6
$24 + $6 = $30

( Trust me. i already took this class)
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Step-by-step explanation:

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What are the domain and range of the function represented by the set of ordered pairs? \ (-6,5),(-3,2),(-1,0),(5,-4)\
stellarik [79]

Answer:

The domain and the range of the function represented by the set of ordered pairs are {-6, -3, -1, 5} and {5, 2, 0, -4}

Step-by-step explanation:

In any set of ordered pairs,

  • The domain is the values of x (set of x) ⇒ the first number in each ordered pair
  • The range is the value of y (set of y) ⇒ the second number in each ordered pair

Let us solve the question

∵ The set of ordered pairs is {(-6, 5), (-3, 2), (-1, 0), (5, -4)}

∵ The first number in each ordered pair represents x

∴ x = -6, -3, -1, 5

∵ The set of x is the domain of the function

∴ The domain of the set of ordered pairs = {-6, -3, -1, 5}

∵ The second number in each ordered pair represents y

∴ y = 5, 2, 0, -4

∵ The set of y is the range of the function

∴ The range of the set of ordered pairs = {5, 2, 0, -4}

The domain and the range of the function represented by the set of ordered pairs are {-6, -3, -1, 5} and {5, 2, 0, -4}

3 0
3 years ago
Read 2 more answers
Find the area of the trapezoid below in square centimeters (cm). The area of the trapezoid is
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Answer:

122.5

Step-by-step explanation:

Use the area formula for a trapezoid (attached below as an image):

A = area in sq cm

a = top base

b = bottom base

h = height

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b = 21

h = 7

A = 1/2 * (14 + 21) * 7

A = 1/2*(35)*7

A = 17.5 * 7

A = 122.5 sq cm

Hope this helps (●'◡'●)

6 0
2 years ago
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