What is the perimeter of the figure?

Mathematics

2 answers:

Likurg_2 [28]3 years ago

5 0

Its easy it is just 229 4/9

Bogdan [553]3 years ago

4 0

You add up all the sides then with the fractions you add those up and simplify so it will be 229 4/9<span />

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During a school event, there were 8 times as many pupils as teachers and there were three times as many boys as girls. There wer

Lilit [14]

We know that pupils are students

Students = S
boys = B
Teachers = T

So....

S = 8T
Boys = 3G
T = B - 70

Since there is 8x students than teachers, I did Boys = 6x and girls = 2x

I'm going to use this next: S = 8T

8x = 8(B -70)

8x = 8(6x - 70)

8x = 4x - 560

x = 14

We know there is 8x students, so there are 112 students and we know that there is 1/8 of teachers, so there are 14 teachers.

Answer = 126.

3 0

2 years ago

The mean salary for a new teacher in your town is $48,000. You believe it is higher for new teachers in a neighboring town. Stat

nikklg [1K]

Answer:

Step-by-step explanation:

Given that the mean salary for a new teacher in your town is $48,000

You believe it is higher for new teachers in a neighboring town.

So to prove or disprove your claim you have to show statistical evidence.

For that hypothesis testing is necessary.

You must conduct a hypothesis test for comparing the mean of salary of new teacher with neighbouring places

The hypotheses wouldbe