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vlada-n [284]
3 years ago
8

Which of the following gives an example of a set that is closed under multiplication?

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
4 0
A The product of an even number and an even number 
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1. The exponential function modeled below represents the number of square
Umnica [9.8K]

Answer:

600,000 km²

Step-by-step explanation:

Using the exponential regression calculator : the regression fit obtained for the data is :

36510 * (1.08^x)

After 40 years ;

x = 40

Hence,

y = 36510 * 1.08^40

y = 36510 * 21.72452

y = 793,162.27 km

Hence, y is closest to 800,000 km

7 0
3 years ago
Solve for in the equation = .
Bad White [126]

Answer:

What's the equation?

Step-by-step explanation:

4 0
2 years ago
75 students in a kindergarten. 40% of them can read. how many can read?
Paul [167]

Answer:

30

Step-by-step explanation:

75 times .40 = 30

8 0
3 years ago
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You have a dance class every three days. Today is Monday, and you have dance class. In how many more days will you have dance cl
Dafna11 [192]

7 days in a week, 3 days a rotation.

multiples of 7: 7, 14, 21, 28

multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24


the LCM is 21, because it is the smallest multiple of both numbers. there will be 21 more days until you take dance class on Mondays

8 0
3 years ago
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Melissa got 18 out of 20 on a math quiz. Tom got 85% on the quiz. Whose mark was greater? (Show all of your proof
Korvikt [17]

Answer:

Melissa

Step-by-step explanation:

Melissa: 18/20

Tom: 85/100

Find the common denomenater so multiply 18*5 and 20*5

Melissa: 95/100

95>85

Melissa has the greater mark

4 0
3 years ago
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