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
Fed [463]
2 years ago
15

Porfavor necesito ayuda en esto. Es para hoy :(

Mathematics
1 answer:
yan [13]2 years ago
6 0

Answer:

17

Step-by-step explanation:

You might be interested in
John's Mathematics exam mark this year is increased by 5% to 84. Find his Mathematics exam mark
Svet_ta [14]

Answer:

80%

Step-by-step explanation:

Let's call the past exam mark m,

m*105%=84

m*105/100=84

m=84/(105/100)

m=80

Hope this helps!

8 0
3 years ago
Read 2 more answers
How do I do regular fractions and equivalent fractions
jenyasd209 [6]
Regular= 3/5  equivalent= 6/10  just multiply the top and bottom by the same number.

8 0
2 years ago
Read 2 more answers
john had a ribbon that was 1 1/2 meters long. he used 2 pieces that were each 1/3 of that length. how much ribbon did john use
dimulka [17.4K]
Of means multiplication. So the question is 1/3 X 1 1/2. First make 1 1/2 improper: 3/2. Then multiply the numerators (top numbers) and denominaters (bottom numbers): 1x3=3, 3x2=6, =3/6. Now simplify 3/6=1/2. Then multiply that by 2, since he used 2 pieces: 1/2x2=1. John used 1 meter :)
5 0
2 years ago
A training field is formed by joining a rectangle and two semicircles. The rectangle is 87 m long and 69 m wide. What is the len
liq [111]

Answer:

390.66 meters

Step-by-step explanation:

perimeter = 2(87) + 3.14(69)

= 174 + 216.66

= 390.66

4 0
2 years ago
What is 1/3 divide by 1/4?
irina1246 [14]

Answer:

1 1/3

Step-by-step explanation:

1/3 divided by 1/4 =

1/3 x 4/1 = 4/3

1 1/3

8 0
3 years ago
Other questions:
  • Four times the difference of a number and 7 is 32
    10·1 answer
  • Which expression has the value f 9/20
    13·1 answer
  • Phân tích thành thừa số <br>a) 2√46 + √69<br>b) x√x - y√y<br>c) x-2+√x^2-4
    6·1 answer
  • Solve the following equations for x, and give evidence that your solutions are correct (x/2)+(1/3)=(5/6).
    6·1 answer
  • 3 2/3 + 2.3 (the three is repeating) and the answer choices are
    9·2 answers
  • What value of x is in the solution set of 9(2x + 1) &lt; 9x - 18? <br> -4<br> -3<br> -2<br> -1
    7·2 answers
  • Help!!! Here is a screenshot of the problem.
    7·1 answer
  • Which expression could you simplify by multiplying exponents?
    15·1 answer
  • A man claims to have extrasensory perception (ESP). As a test, a fair coin is flipped 23 times, and the man is asked to predict
    6·1 answer
  • you hope to borrow $450,000 at 7% interest per annum compounded quarterly. You will repay the loan in one payment at the end of
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!