3 years ago

Researchers have found a strong connection between the amount of athletes foot powder

Mathematics

1 answer:

Free_Kalibri [48]3 years ago

7 0

What question are you asking?

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425 school children were surveyed about what they want to be when they grow up, out of a choice of five professions. The results

hammer [34]

Given:

425 school children

Teacher : 80
Doctor : 105
Lawyer : 70
Police Officer : 70
Firefighter : 100
Total = 425

After applying Pearson's chi-squared test, it is concluded that this data reflects a real difference in the population.

$x^{2} = summation ((O_i - E_i)^2/E_i)$

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3 years ago

A king size candy bars costs $1 with each candy bar having 1,472 calories. If you bought 7 candy bars and took 8 days eating the

Gre4nikov [31]

Answer: your mom gay ;)

Step-by-step explanation:

4,500 calories a day

If you ate the same amount each day, that means you would eat 3 a day, since 6 divided by 2 is 3.

Find how many calories you would eat each day by multiplying 3 by 1,500

3(1,500)

= 4500

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2 years ago

John is curious how much money he can make in a month. He makes one penny on March 1st. He hopes to double the amount he makes e

KonstantinChe [14]

Answer:

£10,737,418.24

Step-by-step explanation:

<u>Every day amount doubles:</u>

March 1st = 1p= 2^0 p
March 2nd = 2*1p = 2^1 p
March 3rd = 2*2p = 2^2 p
...
March 31st = 2^30 p = 1,073,741,824 p = £10,737,418. 24

4 0

3 years ago

they paid $4.28 in sales tax. if the sales tax rate is 6.25, what is the total cost of the items before tax?

emmasim [6.3K]

68.48

100% divided by 6.25% is 16 columns
Second row is 4.28 each
4.28(16)=$68.48

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2 years ago

the cost of 2 cups of strawberries is $6. write an expression for the relationship between the cost, c, and the cups of strawber

kipiarov [429]

2cup=6$

Im sorry if it isnt good.

7 0

2 years ago