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
Free_Kalibri [48]
3 years ago
15

The school is 625 meters far from Alex house. It took him 15 minutes to go from home to school, and run back to home in 10 minut

es. What was Alex's average speed?
Mathematics
2 answers:
olga2289 [7]3 years ago
7 0

Answer:

25 minutes

Step-by-step explanation:


anygoal [31]3 years ago
5 0

It is given in the question that

The school is 625 meters far from Alex house. It took him 15 minutes to go from home to school, and run back to home in 10 minutes.

Total distance is 625 meters and total time taken is

(10+15) minutes=25minutes

Average speed is

\frac{total \ distance \  travelled}{total \ time \ taken}

= \frac{625}{25}meter/minute = 25 meter/minute

You might be interested in
a square swimming pool has a cement sidewalk around it. The sidewalk is the same width all the way around. The outside perimeter
VLD [36.1K]

Answer:

175 square feet

Step-by-step explanation:

the area of the whole thing is 400 ft. (20 x 20=400)

i got the 20 from the perimeter b/c 20+20+20+20=80

then subtract the area of the pool from 400 to get 175.

6 0
2 years ago
Explain which variables would be included when using technology to calculate the present value of a lump sum and to calculate th
koban [17]

Answer:

a. Present value of a lump sum =

PV = FV / ( 1 + i )ⁿ

b. Present value of an annuity =

P = PMT x ((1 – (1 / (1 + r)⁻ⁿ )) / r)

Step-by-step explanation:

a. Present Value of a Lump sum =

PV = FV / ( 1 + i )ⁿ

Where variables in the formula are explained as follows

PV = Present Value of the given amount today

FV = Future Value of the given amount

i = Discount rate

n = Number of periods

b. Present value of an annuity is given as:

P = PMT x ((1 – (1 / (1 + r)⁻ⁿ)) / r)

The variables in the equation are explained as the follows:

P = the present value of annuity

PMT = Payment per period or the amount in each annuity payment

r =  the interest or discount rate

n = total number of periods or the number of payments left to receive

8 0
3 years ago
He measured the height of the box to be 7 in. Then, Stephan drew a line from the center of one of the hexagons to each of its ve
JulijaS [17]
He measured the height of the box to be 7 in. Then<span>, </span>Stephan drew a line from the center of one of the hexagons to each of its vertices and noticed that<span> all .</span>
4 0
3 years ago
1.) You (or your parents) purchase a new car for $19,725.00 plus 4.75% sales tax. The down payment is $2,175.00 and you (or your
Helga [31]

Answer:

$936.94

Step-by-step explanation:

Remember, that because you paid $2,175 up front (down payment), you can borrow $2,175 less from the bank to purchase the car. So first step: Take new car price of $19,725.00 and multiply it by the sales tax percentage ($19,725 * 0.0475) to get $936.94 of tax.

4 0
2 years ago
Which graph represents the function f (x) = 3 x minus 2 Over x minus 2?
RSB [31]

Answer:

C

Step-by-step explanation:

4 0
2 years ago
Other questions:
  • How many cubic meters of water did the hull of the Titanic have to displace to stay afloat?
    14·2 answers
  • How far does Kevin ride his bike constant 3m/s for 60 seconds
    12·1 answer
  • What are the first 6 nonzero multiples of 1
    13·1 answer
  • What is the greatest common factor 18, 42 and 24,30 and 24,36
    14·2 answers
  • Saturn’s rings span up to about (7.5 · 10-1) of the distance between the Earth and its moons. If Saturn’s rings span up to (2.82
    8·2 answers
  • Consider N{A} = 4 and N{B} = 5. (a) What is the smallest number possible for N{A ∩ B}? (b) What is the largest number possible f
    13·1 answer
  • 5 A pile driver drives a post 9 ft into the ground on its first hit. Each additional hit
    12·1 answer
  • The professor of a large probability class randomly selected 8 students and asked the amount of time (in hours) spent for her co
    9·1 answer
  • Which equation can you use to solve for the volume of the cake?
    8·1 answer
  • How do you do domain and range
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!