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BlackZzzverrR [31]
3 years ago
13

If there are 220 members of the 7th grade, then how many students can be expected to prefer the zoo?

Mathematics
1 answer:
Citrus2011 [14]3 years ago
4 0

66 students can be expected to prefer the zoo.

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You see a news headline which claims that tuition at CSU San Jose is going to increase by 7% next year. If tuition for in-state
wolverine [178]

The tuition would be $6143.94 next year

<h3>How to detemrine the tuition amount?</h3>

The given parameters are:

  • Current amount = $5,742
  • Rate of increment, r = 7%

The tuition next year is then calculated as:

Tuition = Current * (1 + Rate)

This gives

Tuition = $5,742 * (1 + 7%)

Evaluate

Tuition = $6143.94

Hence, the tuition would be $6143.94 next year

Read more about rates at:

brainly.com/question/25545513

#SPJ1

6 0
1 year ago
The weekly salaries of sociologists in the United States are normally distributed and have a known population standard deviation
netineya [11]

THIS IS THE COMPLETE QUESTION BELOW;

The weekly salaries of sociologists in the United States are normally distributed and have a known population standard deviation of 425 dollars and an unknown population mean. A random sample of 22 sociologists is taken and gives a sample mean of 1520 dollars.

Find the margin of error for the confidence interval for the population mean with a 98% confidence level.

z0.10 z0.05 z0.025 z0.01 z0.005

1.282 1.645 1.960 2.326 2.576

You may use a calculator or the common z values above. Round the final answer to two decimal places.

Answer

Margin error =210.8

Given:

standard deviation of 425

sample mean x=1520 dollars.

random sample n= 22

From the question We need to to calculate the margin of error for the confidence interval for the population mean .

CHECK THE ATTACHMENT FOR DETAILED EXPLANATION

4 0
3 years ago
This is a fraction what is 5 wholes and 9/11 subtract 2/11 equal to pls tell me
nika2105 [10]
Tge answer is 5 7/11

4 0
3 years ago
Please help me, I need this ASAP so please help me.
Sav [38]

Answer:

2.8 divided by 0.35 = 8 (years)

Step-by-step explanation:

4 0
3 years ago
.
strojnjashka [21]

For this case we have the variable x = -3:

A) 6x = 6 (-3) = - 18\\B) 4x = 4 (-3) = - 12\\C) -3x = -3 (-3) = + 9\\D) -7x = -7 (-3) = + 21

Now, matching each expression with its value we have:

A goes with 4

B goes with 3

C goes with 2

D goes with 1

ANswer:

A goes with 4

B goes with 3

C goes with 2

D goes with 1

6 0
3 years ago
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