1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ghella [55]
3 years ago
6

in a test correct answer are given positive numbers and for incorrect negative numbers jack scored in successive rounds were-65,

-10,-15,20,30 what was his total
Mathematics
1 answer:
eimsori [14]3 years ago
4 0

Answer:

<em>Jack scored a total of -40</em>

Step-by-step explanation:

<u>Arithmetic</u>

Jack took a test where the correct answers are given as positive numbers and the incorrect answers are negative numbers.

The scores were

-65,-10,-15,20,30

The total score is the arithmetic sum of all scores, including their signs:

Total score: -65-10-15+20+30

Total score: -40

Jack scored a total of -40

You might be interested in
The number of chapters read, y, after x days.the slope of the lines is 5/4 and the y-intercept is 2
AnnyKZ [126]
Y=5/4x+2

is this what you asked for ?
3 0
4 years ago
Add rational expression <br><br><br> Please show steps to answer
n200080 [17]

Answer:

(5x^(2)-10x+1)/((x+2)(x-2))

8 0
3 years ago
If 3 tan θ = 1, then find the value of sin2 θ –<br> cos2<br> θ.
vfiekz [6]

Answer:

sin2θ - cos2θ = 2sin² θ

Step-by-step explanation:

hello :

tan θ = 1    means : sinθ /cosθ   so : sinθ =cosθ

sin2θ = 2sin θ  cosθ  =2sin² θ

cos2θ = cos²θ - sin²θ = sin²θ - sin²θ =0

sin2θ - cos2θ = 2sin² θ

4 0
3 years ago
Mrs. Martinez teaches Spanish part time at a nearby college. In one class, there are 12 women and 14 men; in her other class, th
AleksandrR [38]

Answer: Women =23. Men =31. All together equals =54

Step-by-step explanation:

7 0
3 years ago
A hopper contains 20 ping-pong balls. There are 6 red, 4 white, 3 green, 2 yellow,
Aleks [24]

Answer:

0.079 would be the correct answer

Step-by-step explanation:

you just do 3/10 x 5/19 and then you get the answer

4 0
3 years ago
Other questions:
  • 1 1/7 improper fraction ​
    12·2 answers
  • F over 5 equals negative 4​
    6·1 answer
  • Can someone please help me?
    14·1 answer
  • Which property states that for all real numbers, x, y and z, if x = y and y = z, then x = z ?
    13·1 answer
  • 27% of 16.<br> .27 x 16= 4.32<br><br> how do you use ESTIMATION to check your answer?
    7·1 answer
  • 5.6 times the sum of 4 and a number p answer needed
    14·1 answer
  • A survey of 2,541 American households discovered that 64% of the households own one car.
    12·1 answer
  • *
    13·1 answer
  • The area of the circle
    14·2 answers
  • The graph shown here is the graph of which of the following rational<br> functions?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!