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
navik [9.2K]
3 years ago
10

On a math test, 30 students earned a B. This number is exactly 40% of the total number of students in the class. How many studen

ts are in the class
Mathematics
1 answer:
Tju [1.3M]3 years ago
4 0
There are 75 students in the class. 30*100/40=75
You might be interested in
1.36 km is how many cm
Taya2010 [7]

Answer:

136000 cm

Step-by-step explanation:

I think it's helps you

5 0
3 years ago
If 1 US dollars can be exchanged for 0.55 Euros, how many Euros can be obtained when exchanging 47 U.S. dollars?
Zinaida [17]

Answer:

25.85 Euros

Step-by-step explanation:

1 US dollar = 0.55 Euros

0.55 x 47 = 25.85 Euros

Hope this helped :)

8 0
3 years ago
Read 2 more answers
The areas of two similar octagons are 4 m² and 9 m². What is the scale factor of their side lengths? PLZ PLZ HELP PLZ
Sergeu [11.5K]

Answer:

2 :3

Step-by-step explanation:

To take the scale factor from the area to length we take the square root of each

sqrt(4) : sqrt(9)

2 :3

5 0
3 years ago
Five applicants are to be scheduled for job interviews at five given times. On an application form, each applicant was asked to
dlinn [17]

Answer:

0.01024

Step-by-step explanation:

Assume marking was done at random : Hence, each of the 5 time slots have equal Chamves of being marked ;

Number of time slots, n = 5

Required to mark, number of preferred timeslot x = 2

P(x) = 2 /5 = 0.4

Probability of 0.4 that an interviewee gets one of his preferred timeslot.

Probability that each of the 5 interviewees gets one of their preferred time slots :

Using the multiplication rule of independence :

0.4 * 0.4 * 0.4 * 0.4 * 0.4 = 0.4^5 = 0.01024

0.01024 * 100% = 1.024%

6 0
3 years ago
Squidward loves playing his clarinet and believes it attracts more jellyfish then any other instrument he has played. In order t
masya89 [10]
The independent variable is the music
5 0
3 years ago
Read 2 more answers
Other questions:
  • PLZ HELP!!! 25 POINTS!
    8·1 answer
  • Five years ago, Mrs. Merlin was 8 times as old as her son, Josh. The sum of their present ages is 46. If Mr. Merlin is one year
    8·1 answer
  • -2(x+2) &lt; 14<br> What is the answer
    6·1 answer
  • Do 3/5 and 0.6 represent equivalent numbers
    11·1 answer
  • _(9)=(2(1-2(2)^(9)))/(1-2(2))<br><br><br>PLEASE HELP ME OUT.
    10·1 answer
  • Area of paralellogram with base 15cm and height12cm
    7·2 answers
  • A restaurant serves a bowl of candies to their customers. The bowl of candies Gabriel receives has 10 chocolate candies, eight c
    13·1 answer
  • Please help using the picture below I need the surface area I also need an explanation
    8·1 answer
  • Help please ?!?!?!!???????!???!???!!????!!??!??!?!?!!??!?!!????
    10·1 answer
  • PLEASE HELP
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!