4 years ago

10 students per teacher. Write two ratios to represent this information

Mathematics

1 answer:

alisha [4.7K]4 years ago

8 0

10 to 1
20 to 2 or something like that

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Which of the following sets of numbers between 12 and 20 contains only prime numbers

kotykmax [81]

There is nothing "following", so an accurate answer is:. There's no such set on the list of choices you provided.

The prime numbers between 12 and 20 are 13, 17, and 19.

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4 years ago

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Identify the explicit function for the sequence in the table.

juin [17]

14 - 9 = 5
19 - 14 = 5
24 - 19 = 5
29 - 24 = 5

It is an arithmetic sequence with differences, b = 5 and a = 9
a(n) = a + b(n - 1)
a(n) = 9 + 5(n - 1)

The answer is B

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3 years ago

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If a x b = 2a - 3b + ab, then 3 × 5 + 5 × 3 equals to? a.) 20 b.) 22 c.) 24 d.) 26

vodomira [7]

Answer:

The answer is B.)22

Step-by-step explanation:

3∗5+5∗3

⇒3∗5=2×3−3×5+3×5

=6−15+15

⇒5∗3=2×5−3×3+3×5