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
just olya [345]
3 years ago
15

Piscine is replacing the paving stones around her inground pool. Her pool is 10 cm by 5 cm, and is surrounded by a 1.5m border o

f paving stones.
a) How many square metres of paving stones will she need in total?
b) If each paving stone is 25 cm by 40 cm, in theory, how many paving stones will she need?
c) Will your answer in part b) actually be enough? Try fitting the stones in the space to see whether Piscine can complete the border with exactly that number of stones, or whether there will be waste, requiring some extras.

Mathematics
1 answer:
4vir4ik [10]3 years ago
4 0
A=75
B=1,000
C= no because the number is small
You might be interested in
3/8 + 1/8 - 1/3 + 1/4 =
Dahasolnce [82]

Answer:

0.41666666, to round up, the answer is 0.42

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Solve.<br><br> 3 = –(–y + 6)
o-na [289]

3=−(−y+6)

Simplify:

3=−(−y+6)

3=y+−6(Distribute)

3=y−6

Flip the equation.

y−6=3

Add 6 to both sides.

y−6+6=3+6

y=9


6 0
3 years ago
a radioactive substance has a half-life of 2 seconds. A scientist begins with a sample of 20 grams. How much of the substance re
s344n2d4d5 [400]

Answer:

1.25 g

Step-by-step explanation:

you start with 20g at 0 seconds.

divide by half after 2 seconds and you have 10g.

at 4 seconds you have 5g.

at 6 seconds you have 2.5g.

at 8 seconds you have 1.25g.

5 0
3 years ago
Which is true about the polynomial –8m3 + 11m?
Mumz [18]

Answer:

b) It is a binomial with a degree of 3.

Step-by-step explanation:

We need to find about which is true about the polynomial –8m3 + 11m from the given choices.

There are two terms so it is binomial.

Highest exponent on variable m is 3 so degree is 3.

Correct matching choice is "It is a binomial with a degree of 3."

Hence final answer is choice "b) It is a binomial with a degree of 3."


4 0
3 years ago
Read 2 more answers
69, 62, 64, 67, 62, 64, 63, 65, 60, 64<br> 1. Find the mean, median, and mode
marta [7]
First order them from the smallest number 60
to the biggest number 69

Mean:582.4

Median:64

Mode:62 and 64
4 0
3 years ago
Other questions:
  • What’s AB??????????!
    7·1 answer
  • F(x) = x(2x/2)/x(x+5)(x+6)^2 <br><br> Find the vertical asymptotes?
    10·1 answer
  • Need Help, thanks:)<br><br> Please help
    5·2 answers
  • About how many inches are in 3 meters
    6·1 answer
  • The 2017 population of California was 39,536,653 and of Arizona was 7,016,270. Compute and compare the rate of pedestrian fatali
    13·1 answer
  • Guys pls helppp! I WILL AWARD brainliest
    15·2 answers
  • The ratio of red jellybeans to purple jellybeans is 9:5. What fraction of the jellybeans are red?
    8·1 answer
  • 17. A line passes through the points (0,5) and (3, 11). Which of the following is the value of y when this line passes through x
    5·1 answer
  • Please help ASAPppppppp
    14·2 answers
  • Solve for x and y x+1/2 - y+4/11=2 ; x+3/2 + 2y+3/17=5
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!