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
quester [9]
3 years ago
10

A school bus has 25 seats, with 5 rows of 5 seats. 15 students from the first grade and 5 students from the second grade travel

in the bus. How many ways can the students be seated if all of the second-grade students occupy the first row?
Mathematics
1 answer:
kow [346]3 years ago
6 0

Answer:

5P5×20P15

Step-by-step explanation:

A school bus has 25 seats, with 5 rows of 5 seats.

15 students from the first grade and 5 students from the second grade travel in the bus.

second-grade students occupy the first row.

The 5 students of second grade are to be seated in 5 seats,this can be done in:

5P5 ways where P is the permutation

Now 15 students from first grade are to be arranged in remaining 20 seats

This can be done in:

20P15 ways

Hence, total ways student can be seated is:

5P5×20P15

You might be interested in
What is an equation of the line that passes through the point (−5,−1) and is parallel to the line 4x+5y=45?
frozen [14]

This gives you, 4x + 5y = -25 as your final answer.
8 0
3 years ago
Read 2 more answers
A triangle has side lengths 4 inches 5 inches and 7 inches. is the triangle a right triangle
garri49 [273]
Hey there!

Yes this triangle is a right triangle. Leg lengths 4 and 5 in. would be the legs and the 7 inch would be the hypotenuse.

Hope this helped!
3 0
3 years ago
Please help! I’ll give brainliest!:)
bearhunter [10]

Answer:

1467

Step-by-step explanation:

i know this because taking a negative number and a positive is like adding and then you subtract 144 and you get 1467

8 0
2 years ago
Which point is between polnts C and E?
Sever21 [200]

Answer:

S

Step-by-step explanation:

3 0
3 years ago
What is the median of this list of numbers? 6, 2, 7, 2, 3
Vika [28.1K]
The median means the number that is in the middle of the spnumber sequence in least to greatest. 1) number the numbers up. 2,2,3,6,7 2) start by crossing off the last from the greatest. Then you can see that 3 is the median.
4 0
3 years ago
Read 2 more answers
Other questions:
  • How many cups in 3 PT?<br><br> _________C.
    15·2 answers
  • Given:  m∠p =47BD∥AC <br> What is the m∠m?<br><br> Put only the number. Do not label your answer.
    7·1 answer
  • Which of the following is the correct factored form of the given equation?
    5·2 answers
  • Estimate the unit rate if 12 pairs of socks sell for $5.79.
    15·1 answer
  • 3x - 12y = -30 and x - 6y = -12
    15·2 answers
  • A carpenter makes legs for 3-legged stools and 4-legged tables. He makes a total of 46 legs. He could have made legs for how man
    13·2 answers
  • What is the surface area. please help​
    7·2 answers
  • Doug drove 253 ½ miles in 4 ½ hours. How many miles did ,he average <br> per hour
    13·1 answer
  • Hey guys could someone please help me?
    8·1 answer
  • F(x) = x^2. What is g(x)?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!