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k0ka [10]
3 years ago
7

A multiple-choice test with 50 questions has five possible choices for each question. There are 4 marks for each correct answer,

-1 mark for each incorrect answer, and 0 marks for each unanswered question. What is the total score of a student with 35 correct answers, 10 incorrect answers and 5 unanswered questions?
Mathematics
2 answers:
Westkost [7]3 years ago
8 0

Answer:

130 marks

Step-by-step explanation:

Sunny_sXe [5.5K]3 years ago
3 0

Answer: 130 marks

Step-by-step explanation:

There are 4 marks for every correct answer and there are 4 marks for each correct answer:

= 35 * 4

= 140 correct marks

There are -1 marks for every incorrect answer and there are 10 incorrect answers:

= 10 * -1

= -10 marks

Total score = 140 - 10

= 130 marks

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Pls help me with this question and pls don't answer if you don't know. thank you,
polet [3.4K]

Answer:

I apologize if this was poorly explained. The explanation for each is below the angle.

Since these triangles are in a rectangle, The top and bottom triangles are congruent, and the left and right triangles are congruent. All 4 triangles are also Isosceles. (Two equal sides/angles)

m<1= 59

(Left and right triangles are congruent)

m<2=31

(Top and bottom triangles are congruent)

m<3= 59

(Directly across from the other 59)

m<4=31

(Each of the rectangles corner angles totals to 90 degrees, therefore making this angle 31 degrees.)

m<5=31

(Since the triangles are isosceles, this angle is also 31)

m<6= 59

(Since m<5 is 31, this angle is 59.)

m<7=118

{(Two other angles in the triangle) 31+31= 62 180-62= 118)}

m<8=62

{(Two other angles in the triangle)59+59= 118. 180-118= 62}

m<9=62

(This angle and m<8 are congruent.)

m<10=118

(This angle and m<7 are congruent.)

m<11=31

(Same reason as m<4)

I hope this helps!

8 0
3 years ago
B varies inversely with c. when b is 2, c is 8. find the value of c when b is 5.
slava [35]

Answer:

3.2

The value of C when B is 5 is 3.2

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
I need the answer please don’t scam with a link
-BARSIC- [3]
A.) False
b.) True
c.) True
d.) True
3 0
3 years ago
You have a summer job that pays time and a half for overtime. that is if you work more than 40 hours per week,your hourly wage f
Georgia [21]
There are a number of ways you can write the piecewise function. Here is one of them:

p(t)=\left\{\begin{array}{rcl}7t&\mbox{for}&t\leq40\\10.5t-140&\mbox{for}&t>40\end{array}\right.

It could also be something like
p(t) = 7t + 3.50×max(0, t-40)
where the max(x,y) function returns the larger of x or y.
5 0
3 years ago
Find the area of the triangle. Choices- Question 8 options: a) 70 units2 b) 35 units2 c) 28 units2 d) 14 units2
viva [34]

Answer:

35 (b)

Step-by-step explanation:

Area of a triangle = (height times base)/2

Height = 5

Base = 14

14 times 5 = 70

70/2 = 35

3 0
3 years ago
Read 2 more answers
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