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
Ber [7]
3 years ago
15

Can anyone help me with this please and maybe explain it?.. I need working please

Mathematics
2 answers:
m_a_m_a [10]3 years ago
4 0

Electricity used in 40 minutes = 800 watts

So, electricity used in 1 minute

= 800watts/40

= 20 watts

Electricity used in 3 hours

= electricity used in 180 minutes

= electricity used in 1 minute × 180

= 20 watts × 180

= 3600 watts

Tanzania [10]3 years ago
3 0

Answer:

it uses 3,600 watts of electricity in 3 hours

You might be interested in
The table shows the distance Randy drove on one day of her vacation
horsena [70]
Given the table showing the distance Randy drove on one day of her vacation as follows:

\begin{tabular}
{|c|c|c|c|c|c|}
Time (h)&1&2&3&4&5\\[1ex]
Distance (mi)&55&110&165&220&275
\end{tabular}

The rate at which she travels is given by

rate= \frac{distance}{time}  \\  \\ = \frac{55}{1} =55mi/h

If Randy has driven for one more hour at the same rate, the number of hours she must have droven is 6 hrs and the total distance is given by

distance = 55 x 6 = 330 miles.
4 0
3 years ago
According to the properties of inequality, when should the inequality symbol be reversed when solving a two-step inequality in t
Nina [5.8K]

Answer:

when a is negative, the symbol will be reversed

8 0
3 years ago
Help pls it’s urgent
ArbitrLikvidat [17]

Answer:

S = 2π(4)^2 + 2π(4)(16)

Step-by-step explanation:

The surface area of a cylinder can be found using this equation: 2(πr^2) + 2(πrh). Therefore the answer would be the first one: S = 2π(4)^2 + 2π(4)(16)

6 0
3 years ago
A rectangular garden is divided into four sections. Some dimensions are shown in the diagram, and the distance
DENIUS [597]

Answer:7

Step-by-step explanation:

6 0
3 years ago
What is 31×15-11+40 =​
Vedmedyk [2.9K]

Answer:

494

Step-by-step explanation:

You can use Symbolab to solve equations of all types with explanations

3 0
3 years ago
Read 2 more answers
Other questions:
  • A salami is 2 3/5 inches long. The salami is cut into 1/8 inch thick slices.
    10·2 answers
  • The month of April has 30 days. Corey's iguana eats 2 1/2 ounces of peas a day. How many ounces of peas will Corey's iguana eat
    14·2 answers
  • 4ax+by=3 , 6ax+5by=8
    10·1 answer
  • Rita is adding 3 + (–8) + 1. She rewrites the expression as 3 + (–1) + 8. What is Rita’s error?
    12·2 answers
  • X^3*x^4=x^12 whats the answerrr
    7·1 answer
  • Solve the equation 7x + 8 = 4(x – 3)
    10·1 answer
  • Please I need help with this question: 2 + 2d > 6
    6·2 answers
  • a clock cost R179 excluding VAT. if VAT is charged at 14% determined the price of the clock including VAT​
    12·1 answer
  • Which of the following functions is graphed below?
    11·1 answer
  • What is the answer??
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!