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
nordsb [41]
3 years ago
8

a sprinter runs 400 meters in 54 seconds. What is the runner's average running rate in meter's per second?

Mathematics
2 answers:
gayaneshka [121]3 years ago
4 0
You make a proportion. 400/54=x/1
multiply across:
400x=54
Divide by 400:
x=54/400
Answer= 0.135 seconds per meter
charle [14.2K]3 years ago
3 0
7.407407407407407... (it repeats the 407) 
U just had to divide 400 by 54

You might be interested in
A multiple choice question has 18 possible​ answers, only one of which is correct. Is it​ "significant" to answer a question cor
vodka [1.7K]

Answer: No

Step-by-step explanation:

Considering significant: p <= 0.05

A multiple choice question has 18 possible​ answers, only one of which is correct.

which means that the probability is 1 out 18, so

p = 1/18 = 0.056

As 0.056 > 0.050

Then, it is not significant

7 0
3 years ago
Find the equivalent expression using the same basis (34•84)^3
vichka [17]

Answer:

(2)^9•(3)^3•(7)^3•(17)^3

Step-by-step explanation:

(34•84)^3

=(34)^3•(84)^3

=(2•17)^3•(2•2•3•7)^3

=(2)^3•(17)^3•(2)^3•(2)^3•(3)^3•(7)^3

=(2)^(3+3+3)•(17)^3•(3)^3•(7)^3

=(2)^9•(3)^3•(7)^3•(17)^3

7 0
2 years ago
Read 2 more answers
The cosine of the complimentary angle to 58 degrees
lana [24]
Yes
Divide it by sixty and multiply
I hope this helps
5 0
2 years ago
On a shopping trip in Los​ Angeles, Rosaria Perez ordered 120 pieces of​ jewelry: a number of bracelets at ​$10 each and a numbe
Tomtit [17]

9514 1404 393

Answer:

  • 50 bracelets
  • 70 necklaces

Step-by-step explanation:

Let n represent the number of necklaces Rosaria ordered. Then the total cost of the order is ...

  10(120 -n) +11(n) = 1270

  n = 70 . . . . . . . . . . . . . simplify, subtract 1200

  120 -70 = 50 . . . . . . . the number of bracelets

Rosaria purchased 70 necklaces and 50 bracelets.

8 0
3 years ago
Gloria rides a bike 8 miles in 40 minutes.Nanette rides a bike 5 miles in 30 minutes.Who biked the farthest.
Ugo [173]
Gloria biked the farthest.
7 0
3 years ago
Read 2 more answers
Other questions:
  • A particular shade of paint is made by mixing 5 parts red paint with 7 parts blue paint. To make this shade, Shannon mixed 12 qu
    6·1 answer
  • How many solutions does the following equation have -14(z-5)=-14z+70
    9·1 answer
  • Describe the steps you would use to solve this equation: 3a + 3 - 6a = 15. Include your answer in the description.
    5·2 answers
  • How do I do this problem?
    12·1 answer
  • How many times will they blink together
    8·2 answers
  • Hurry I need help fast
    13·1 answer
  • Not good with factoring could use a hand.
    12·1 answer
  • I really need help. And its setted up-
    5·1 answer
  • NEED HELP ASAP!!!!
    6·1 answer
  • The slope of the tangent to a curve at any point (x, y) on the curve is negative x divided by y . Find the equation of the curve
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!