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
My name is Ann [436]
3 years ago
10

Polly's parents car weighs about 3500 pounds. Samantha, Esther, and pollys each wrote the weight of the car in scientific notati

on. Polly wrote 35.0×10^2, Samantha wrote 0.35×10^4, Esther wrote 3.5×10^4. A. Which of these girls are correct? B. Explain the mistakes of those who got the question wrong.
Mathematics
2 answers:
irakobra [83]3 years ago
7 0
Esther is correct, the first number to a scientific notation has to be above 0 but under 10
Effectus [21]3 years ago
7 0
Esther is correct. The other two misplaced the decimal place.
You might be interested in
(1 point) A tank contains 2640 L of pure water. A solution that contains 0.09 kg of sugar per liter enters the tank at the rate
OverLord2011 [107]

Answer:

t=0      Sugar = 0 Kg

t=1min Sugar=0.27 Kg

Step-by-step explanation:

Data

Tank = 2640 L (pure water)

Sol=0.09kg Sugar per liter

Vin = Vout = 3L/min

Sugar in the beginning = ?

if beginning is t = 0min Amount of sugar = 0, this is due to the fact that at the moment of entering the tank the content is only water , but if beginning is t= 1min then;

\frac{3L}{min}*\frac{0.09Kg}{L}=0.27kg/min

7 0
3 years ago
Read 2 more answers
A student sorted 950 crayons into boxes that hold 36 crayons each. How many more crayons will the student need to completely fil
Verizon [17]

Answer:

14 crayons

Explanation:

Once you divide the remainder is 14 so you add 14

6 0
2 years ago
A metal strip is being installed around a workbench that is 7 feet long and 2 feet wide. Find how much stripping is needed
algol13
18 ft will wrap the perimeter!!! Hope it helps
6 0
3 years ago
Two containers designed to hold water are side by side, both in the shape of a cylinder. Container A has a radius of 13 feet and
TEA [102]

Answer:

The percentage ≅ 48.4%

Step-by-step explanation:

The volume of water left in container A = 2197π - 1134π = 1063π feet³

* To find the percentage of the water that is full after pumping

 is complete, divide the volume of water left in container A

 by the original volume of the container multiplied by 100

∴ The percentage = (1063π/2197π) × 100 = 48.3841 ≅ 48.4%

5 0
2 years ago
Round 241,458 to the nearest 10
boyakko [2]
Tenth it would be tenth
6 0
3 years ago
Read 2 more answers
Other questions:
  • What is the area of this trapezoid
    11·1 answer
  • What is the GCF of 35 and 49??
    8·2 answers
  • If f(x) = -3x4 - 2x3 + 3x2, and g(x) = 3x4 - 4x3 + x2 then f(x) + g(x) =
    10·1 answer
  • she claims that because the mean number of words on each page of the language arts book is greater than the mean number of words
    9·1 answer
  • Slope=
    6·1 answer
  • Find the coordinates of the focus and equation of the directrix for the parabola given by
    10·2 answers
  • Solve the soultion .explian please<br> x(2x- 5)=0
    7·2 answers
  • Which is considered a rational number?
    7·1 answer
  • What is the proportion used to solve: 160 of what numbers is 144
    8·1 answer
  • The number of apples required to bake a pie varies directly with the square of the diameter of the pie tin. If 4 apples are requ
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!