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
Dahasolnce [82]
2 years ago
5

An Olympic swimmer can swim 50 meters in 21 seconds. How long would it take the swimmer to swim 800 meters if he kept up the sam

e pace?
Mathematics
1 answer:
ICE Princess25 [194]2 years ago
7 0

Answer:

It would take 336 seconds

Step-by-step explanation:

Set up as a proportion:

50 meters/21 seconds = 800 meters/x

Then we cross multiply to find the answer:

336 = x

You might be interested in
845,333,129 expanded​
Semmy [17]
800000000+40000000+5000000+300000+30000+3000+100+20+9
6 0
3 years ago
The volume of a cube can be found using the equation V = s³, where V is the volume and s is the measure of one side of the cube.
Harrizon [31]
V=s^3\\\\s^3=729\ in^3\\\\s=\sqrt[3]{729\ in^3}\\\\ s=\sqrt[3]{729} \ in
Answer


s=\sqrt[3]{9^3}\ in\\\\s=9\ in
6 0
3 years ago
Read 2 more answers
Find the approximate perimeter of the trapezoid? PLSSS HELPPP
choli [55]

Answer:

49

Step-by-step explanation:

side 1 = |18-3|= 15

side 2 = |12-3| = 9

side 3 = |16-4| = 12

side 4: \sqrt{(18-12)^2 + (4-16)^2} \\ \sqrt{36+144} \\ = \sqrt{180} \\ = 13,4

perimeter = 15 + 9 + 12 + 13,4= 49,4 = 49

5 0
3 years ago
A car traveled 11.5 miles in 15 minutes. How many miles per hour was it traveling?
polet [3.4K]

Answer:

46 miles per hour

Step-by-step explanation:

ِAn hour has 60 minutes. In 60 minutes, there is four 15 minutes (4*15 = 60).

So, if it travelled 11.5 miles in 15 minutes, in an hour, it travelled 11.5 * 4 = 46 miles per hour.

8 0
3 years ago
Read 2 more answers
my mum was 27 when I was born,8 years she was twice as old as I shall be in 5 years time. how old am I now?​
jeyben [28]

Answer:

THIS IS HARD

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • PLEASE HELP
    5·2 answers
  • Please help me for this question thx​
    7·1 answer
  • HELP ME IF YOU ARE Not Sure don't answer please show steps and work
    15·1 answer
  • I need help. All 3 questions please.
    5·2 answers
  • The midpoint of AB is M(-1, –4). If the coordinates of A are (-3, -7), what are
    10·1 answer
  • 2/7(x+4)=−6 help<br> x=−35<br><br> x=−25<br><br> x = 25<br><br> x =35
    6·1 answer
  • WILL MARK BRAINLIEST AND GIVE 100 POINTS! SHOW ALL OF THE WORK THO
    5·1 answer
  • Bill runs 400 meters to Andy's house,turns around,and runs 400 meters back home.what was bill displacement?
    12·1 answer
  • 5x - (x - 16) = 2x - (_) + x)
    10·1 answer
  • A. What is the center of dilation?<br> b. What is the scale factor?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!