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Rama09 [41]
3 years ago
12

On an exam you get 2 points for each question answered correctly, zero points for each question left blank, and lose one point f

or each question answered incorrectly. What is your total score on the exam if you answer 22 questions correctly, leave 7 questions blank, and answer 5 questions incorrectly? (work please)
Mathematics
1 answer:
Akimi4 [234]3 years ago
5 0

Answer:

39 points.

Step-by-step explanation:

Correct questions: 22*2=44

Blank questions: 7*0=0

Incorrect questions: -1*5=-5

Add all the points up and you get:

44+0-5=

44-5=

39 points

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A baseball pitcher has pitched 82 2/3 Innings. What is the number of innings written as a decimal?
Arlecino [84]
82.66666667 (this rounded) if you want the non rounded version this is the answer:

82.6666666666666666

The 6’s will go on forever so, in your answer you need to put a horizontal line on top of the six:

Ex. _
82.66


Any of these answers are correct, you can choose which to use. The safest answer would be the last one that has the line on top.

Pls mark brainliest :)
6 0
3 years ago
I got correct on this question but I wrote some of the numbers in a different order, is it okay if I wrote it in a different ord
Harman [31]

Answer:

yes and no....It depends if u got the answer correct then u got ur mark but if the teacher expects your answer a certain way then u might lose maybe just 1 mark but dont stress it looks good and u should get full marks

8 0
3 years ago
What simple interest rate is needed for $1000 to grow to $1071.25 in 9 months?
BlackZzzverrR [31]

Answer:

9.5%

Step-by-step explanation:

Use the formula I = Prt

I is the interest (unknown), P is the principal (1000), rate is the percent (unknown), and t is time in years (9/12).

9 months is a fraction of a year. There are 12 months in a year, so our fraction is 9/12. You can reduce this fraction by dividing by 3. The fraction reduced is 3/4. You can also use the decimal which is .75.

First we need to solve how much interest we earned. 1071.25 is the balance, so we need to subtract the principal from the balance.

1071.25 - 1000 = 71.25

Plug the numbers in to the formula. We are solving for r.

71.25 = 1000(.75)r

71.25 = 750r

71.25/750 = 750r/750

r = 0.095

Convert the decimal to a percent by moving the decimal two places right.

0.095 = 9.5%

3 0
2 years ago
Read 2 more answers
Graph: 20x + 3.00y is greater than or equal to 500
hram777 [196]

Do you mind if I re-arrange it slightly before we solve it ?

         You said     20x  +  3.00y  ≥  500

Subtract  20x
from each side:               3.00 y  ≥  -20x + 500

Divide each side by  3 :          y  ≥  -20/3 x  +  500/3

Make it an equation,
and graph this line:                  y  =  -20/3 x  +  500/3

The line is made out of all points where 'y' is EQUAL to
1/3 of (-20x + 500).

The inequality wants to see all the points that are equal to it
AND all the points that are greater than that.

So the graph of the inequality is the line AND every point that's
anywhere above the line.  It's called the "half-infinite plane"
bounded by the line.
5 0
4 years ago
Does sum one know how to do this
Mariana [72]

Answer:

Ummm use Microsoft math calculator

4 0
3 years ago
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