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Olegator [25]
3 years ago
12

In how many ways can you answer the question on an exam that consists of 9 questions with 4 answers

Mathematics
1 answer:
lisabon 2012 [21]3 years ago
6 0
I think the answer is 36 I hope I helped
You might be interested in
There are 400 students in a school. Fifty five percent are girls. How many boys are there?
ki77a [65]
1) 55% is girls, then 
100-55=45% is boys.

2) 45%=0.45                                     or  2) 400 ----100%
3)400*0.45= 180 boys                                 x -----45%      x=400*45/100=180 boys

Answer is 180 boys.
5 0
3 years ago
The points (2,r) and (5,-1) lie on a line with slope 4. what is r
Andrews [41]

Answer:

R=-13

Step-by-step explanation:

S=-1-r/5-2

4=-1-r/3

Cross multiply

4*3=-1-r

12=-1-r

Collect like terms

12+1=-r

-r=13

Divide both sides by -

r=-13

7 0
3 years ago
Help me plzzz with my math
Kipish [7]

Answer:

The answer is A.

Step-by-step explanation:

Hope this helped! :)

5 0
3 years ago
Use circle C<br><br> classify arc MNO in circle C
inna [77]

Answer:

Semicircle

Step-by-step explanation:

As we can see, the arc is bounded by the chord MO

since the chord passes through the center of the circle, we have it that the chord is a diameter

Mathematically, an arc bounded by a diameter represents half of a circle

So we can conclude that the arc MNO in circle C is a semicircle

5 0
2 years ago
45 POINTS!!!!!!!!!!
yanalaym [24]
Y-3 is the correct answer
5 0
3 years ago
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