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
kodGreya [7K]
3 years ago
8

Patrica scored 80% on a math test. She missed 4 problems. How many problems were on the test?

Mathematics
1 answer:
svet-max [94.6K]3 years ago
3 0

Answer:

20

Step-by-step explanation:

Patrica got 80% correct.  She missed 4 problems, so that must have been the remaining 20% of the test.

Therefore:

4 = 20% x

Percent means out of 100, so:

4 = (20/100) x

4 = 1/5 x

x = 20

There were 20 problems on the test.

You might be interested in
Translate the inequality and solve. Negative three times a number is less than six.
mart [117]

Answer:

x>-2

Step-by-step explanation:

The translated inequality to be solved is -3x<6

You divide -3 by both sides which switches the sign because it is negative, there fore the answer is x>-2.

4 0
3 years ago
Read 2 more answers
Find the surface area of the regular hexagonal pyramid shown to the nearest square meter. a. 406 m2 b. 393 m2 c. 819 m2 d. 240 m
elena-s [515]

Answer is A. 406m2 so there is the answer to anyone who comes across this.

8 0
3 years ago
Is the product of two imaginary numbers always imaginary?
Diano4ka-milaya [45]
No. i*i = -1

2i*3i=-6

now if they meant complex numbers the answer is still no

(2+4i)(2-4i) = 4-8i+8i-16 = -12
3 0
3 years ago
Find A/// help please!! ❤️❤️
andre [41]
It’s number 12!!!!! I know it already got answered
5 0
3 years ago
Solve: ( 6 1/5+2 1/2) x 0.85
QveST [7]
It's 21.125 hope this works good luck ;)
6 0
3 years ago
Read 2 more answers
Other questions:
  • Evaluate 8x - 3 + y If x = 2 and y = 1
    10·2 answers
  • Use decimals to spray is 0.719 in expanded form
    5·1 answer
  • Write the equation of the line that is parallel to the line y = 2x + 2 and passes through the point (5, 3)?. .
    12·1 answer
  • By what percent will the product of two numbers decrease if one of them is decreased by 25% and the other one is decreased by 50
    6·1 answer
  • If you wanted to find the difference of 6/25 - 4/5 what common denominator schould you choose? Why
    15·2 answers
  • Which expression is not equivalent to –3x + 24? Select all that apply.
    14·1 answer
  • Someone please help me quick!
    15·1 answer
  • Thomas thinks that 3 7/8 + 2 11/12 is pretty close to 5, but Lorinda thinks it is closer to 6. Todd disagrees with both of them
    9·1 answer
  • Using the Histogram below, how many trees are between 150 cm and 200 cm tall?
    10·1 answer
  • Lilly uses 9 flowers in each bouquet. She needs flowers for at most 18 bouquets. Determine how many flowers Lilly needs for the
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!