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
dezoksy [38]
3 years ago
10

5) A student answered 81 problems on a test correctly and received a grade 90%.

Mathematics
1 answer:
Levart [38]3 years ago
4 0

Answer:

90

Step-by-step explanation:

81/x=90/100

8100=90x

90=x

You might be interested in
Can someone help me please and thank you ❤️
ASHA 777 [7]

Answer:

I think it would be C

He gor A because he thought that since there waz 3 containers that you would just add 2 because there was 3 containers.

7 0
3 years ago
Read 2 more answers
Jenna says that no row or column contains products with only odd numbers. Do you agree? Explain
svet-max [94.6K]
Yes, i dont know why.
8 0
3 years ago
Simplify: -25b^2 + (-4b^2)
sveticcg [70]

<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em><em> </em><em>⤴</em>

<em>H</em><em>o</em><em>p</em><em>e</em><em> </em><em>it</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em>

4 0
3 years ago
Read 2 more answers
12 divided by -5/8<br> please help me:)
devlian [24]
-19.2

12/(-5/8) means 12*(-8/5)

12*8=96
96/5=19.2

don’t forget the negative sign

so

-19.2
5 0
3 years ago
Please I need answers ASAP
Vinil7 [7]
9+x / 3x  =  5/6

If you look at it as a proportion, then you can "cross-multiply" it"

(9+x) · 6  =  3x · 5

54 + 6x  =  15x

Subtract 6x from each side:

54  =  9x

Divide each side by 9 :

6 = x
7 0
4 years ago
Other questions:
  • What is the GCF of 32 and 5
    8·2 answers
  • What are the factors of 64 and 40
    8·2 answers
  • There are 1116 legs between cows and goats. There are twice as many cows as goats how many goats are there?
    11·1 answer
  • Can someone explain how they got the answer for this?
    9·1 answer
  • How many balls do you have to move, for the triangle to point in a different direction?
    13·1 answer
  • Lucy watched TV for 25 of an hour on Monday. She watched 79 of an hour on Tuesday. What day did she spend more time watching TV?
    5·1 answer
  • a regular size chocolate bar is 5 4/9 inches long. the king size bar is 3 times as long as the regular size bar. how long is the
    6·1 answer
  • PLEASE HELP ME EMERGENCY PLEASE HELP!! IF YOU ARE NOT 100% SURE ABOUT YOUR ANSWER DO NOT ANSWER THEN PLEASE!!
    13·2 answers
  • What is the sum of 2/3 and 4/5​
    7·1 answer
  • What is the surface area of each solid pyramid? Round answers to the nearest square unit.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!