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
kenny6666 [7]
3 years ago
15

In one school year, the students spent a total of 840 hours in their classes. If they have EIGHT different classes, how many hou

rs will
they spend in THREE of those classes?
Mathematics
1 answer:
ziro4ka [17]3 years ago
8 0

Answer:

280 hours

Step-by-step explanation:

You might be interested in
Can someone just take an educated guess? Its multiple-choice and I'm so lost :(
Shkiper50 [21]

Answer:

D is the right one im 100% sure on it

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
"During the tryouts for a university pep band, there were 4 trumpet players, 12 drummers, and 7 saxophonists. How many ways can
sladkih [1.3K]

The ways can the jazz band be selected  so there are 2 trumpet players, 5 drummers, and 3 saxophonists is given below .

Step-by-step explanation:

Let's first do the math with only the trumpet,drummer  and saxophonists player.

There are 4 Trumpet Player. There are 4 choices of trumpet players. Which means for each drummer, there are 4 groups of musicians:

T 1 D1S1

T 1 D2S2

and so on

So if there are 4 groups of musicians for each Trumpet ,12 drummer and there are 7 saxophonists , we get 12 groups.

It would be the product of

4T2, 12D5 and 7S3

That is 6*792*35=166,320

7 0
3 years ago
Victor is having a hard time deciding which vehicle
Oksi-84 [34.3K]

Step-by-step explanation:

Where's The Word Problem ? And Who Is Victor ?

8 0
3 years ago
An airplane is preparing to land at an airport. It is 50400 feet above the ground and is descending at the rate of 3000 feet per
Dovator [93]

Answer:

let t = no of minutes when they are at the same altitude

:

52200 - 3300t = 2500t

52200 = 3300t + 2500t

52200 = 5800t

t = 52200/5800

t = 9 minutes they will be at the same altitude

:

The altitude:

9*2500 = 22500 ft

:

Check on other train

52200 - 9(3300) =

52200 - 29700 = 22500 ft

3 0
3 years ago
Which pair of numbers have a greatest common factor of 2?
zlopas [31]
10 and 2.
GCF of 2 is 10 and 2?
7 0
3 years ago
Read 2 more answers
Other questions:
  • The price of a technology stock was $9.74 yesterday. Today, the price fell to $9.67. Find the percentage decrease. Round your an
    5·1 answer
  • What is the y1 of 3x-5y=20
    10·1 answer
  • -2 and 1/3 times 1 and 1/2=
    14·1 answer
  • What is an equation for the line with slope 2/3 and y-intercept 9
    12·1 answer
  • two bags contain marbles. Bag A contains 112 marbles, and bag B contains 140 marbles.What percent fewer marbles does Bag A than
    8·2 answers
  • Ryan rolls two fair number cubes labeled 1 through 6. What is the probability that the sum of the two number cubes is 5 or more?
    15·2 answers
  • There are two bowls. One of them has 60 gems and the other has 40 gems. Some of them are red. All the gems from the two bowls ar
    7·1 answer
  • All the edges of a regular square pyramid have length 8 . What is the:
    9·1 answer
  • An object moves 100 m in 4 s and then remains at rest for an additional 1 s.
    5·1 answer
  • HELPPP PLEASEEEE
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!