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Natasha2012 [34]
3 years ago
6

D

Mathematics
1 answer:
4vir4ik [10]3 years ago
3 0
28 should be added to make it a sub of zero
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63 first-year teachers and 27 experienced teachers attended a school staff meeting. What percentage of the teachers in the meeti
nexus9112 [7]

Answer: 70%

Step-by-step explanation:

Step 1:

Total number of teachers = 63 + 27

                                            =  90

Step 2:

The percentage of the teachers in the meeting were first-year teachers:

(63 ÷ 90) × 100 = 70%

4 0
3 years ago
A fair dice is rolled 3 times in a row. The outcomes are shown below. Calculate the probability of all three events occurring. R
velikii [3]

Answer:

5/54

Step-by-step explanation:

probability of the dice being 5 = 1/6

probability of the dice being a factor of 6 = 4/6

probability of the dice being more than 1 = 5/6

1/6 * 4/6 = 4/36

4/36 * 5/6 = 20/216

20/216 simplified to lowest is equal to 5/54

5 0
3 years ago
Use substitution to solve the system of equations.
polet [3.4K]
The answer is (3,-6)
8 0
3 years ago
Read 2 more answers
What does the expression 5-n mean
Novay_Z [31]

Answer:

It just means "5-n"

Step-by-step explanation:

There's really nothing to it. It's just an expression, it doesn't 'mean' anything.

4 0
3 years ago
I need help please answer quick!
Mazyrski [523]

Answer:

3in. is the answer

doooo itttt fassstttt

mark it as brInlist

3 0
2 years ago
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