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Over [174]
3 years ago
12

Stanley noticed that he is both the 10th tallest and the 10th shortest student in his class. If everyone in the class is at a di

fferent height, how many students are in the class?
A. 19
B. 20
C. 21
D. 22
Mathematics
1 answer:
STALIN [3.7K]3 years ago
6 0

the answer for this question is B.20

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Please I need help !!!!!
Mama L [17]
The formula is y=0.5m+20

You start (0,20) then for each mile you increase by 0.5.
Or
Since the x axis is by two, then every two miles you increase by 1 mile. So (0,20); (2,21); (4,22); (6,23); (8,24).

4 0
3 years ago
The price of gourmet coffee beans at the corner market has increased 10% per year over the past several years if the current cos
Anarel [89]
$20 because 10% of 40 is 10 and the price now is 40 so 2 years before would have been 20
4 0
3 years ago
Read 2 more answers
Prove that the statement (ab)^n=a^n * b^n is true using mathematical induction.
mamaluj [8]

Answer:

see below

Step-by-step explanation:

      (ab)^n=a^n * b^n

We need to show that it is true for n=1

assuming that it is true for n = k;

(ab)^n=a^n * b^n

( ab) ^1 = a^1 * b^1

ab = a * b

ab = ab

Then we need to show that it is true for n = ( k+1)

or (ab)^(k+1)=a^( k+1) * b^( k+1)

Starting with

  (ab)^k=a^k * b^k    given

Multiply each side by ab

ab *  (ab)^k= ab *a^k * b^k

   ( ab) ^ ( k+1) = a^ ( k+1) b^ (k+1)

Therefore, the rule is true for every natural number n

5 0
3 years ago
Read 2 more answers
Each meat loaf use 3/4lb of meat how much for 8 loaves
Yakvenalex [24]
6 pounds of meat

3 / 4 * 8 = 6
3 0
3 years ago
Read 2 more answers
Two angles form a linear pair. The measure of one angle is twice the measure of the other angle. Find the measure of each angle.
Flauer [41]

Answer:

The smaller angle measures = 60º

The larger angle measures = 120º

Step-by-step explanation:

The sum of angles in linear pair is 180

The measure of one angle is twice the measure of the other angle.

x + 2x = 180

Combine like terms

3x = 180

Divide both sides by 3

x = 60º

2x = 120º

6 0
3 years ago
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