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
snow_lady [41]
3 years ago
15

How could you use rounding to estimate 268+354?

Mathematics
1 answer:
Brilliant_brown [7]3 years ago
5 0
Round the number like for you 270+350=620
You might be interested in
What are the coordinates of the image of the point (4, 2) after a dilation with a center of (0, 0) and a scale factor of 2? A. (
frez [133]

Answer:

Option D (8,4)

Step-by-step explanation:

we know that

The dilation centered at the origin  (0,0) is very simple. To find out the image point multiply the scale factor to the x  and  y-coordinates of the pre-image point.

so

(2*4,2*2) -----> (8,4)

8 0
3 years ago
A container has 1 pink block and 3 green blocks. Juan wants to make the probability of randomly selecting a black block equal to
alex41 [277]

Answer:

4

Step-by-step explanation:

He should add 4 black blocks because there are a total of 4 other blocks, and in order to have a probability of 50%, the number of black blocks needs to be equal to the total number of the other colored blocks.

8 0
3 years ago
I need help with this question
ahrayia [7]

Answer:

l:6   w:9

Step-by-step explanation:

<u>        54        </u>

 1          54

 2         27

 3          18

 6          9

8 0
3 years ago
the length of a rectangle is 8cm more than the width and its area is 172cm2 .find the width of the rectabgle
nikdorinn [45]
l-the\ length\\l+8-the\ width\\A=172\ cm^2\\\\A=lengtf\cdot width\\\\subtitute\\\\l(l+8)=172\\\\l^2+8l=172\ \ \ |subtract\ 172\ from\ both\ sides\\\\l^2+8l-172=0\\a=1;\ b=8;\ c=-172\\\\\Delta=b^2-4ac\\\\\Delta=8^2-4\cdot1\cdot(-172)=64+688=752 > 0\\\\l_1=\dfrac{-b-\sqrt\Delta}{2a}\ and\ l_2=\dfrac{-b+\sqrt\Delta}{2a}\\\\\sqrt\Delta=\sqrt{752}=\sqrt{16\cdot47}=4\sqrt{47}\\\\l_1=\dfrac{-8-4\sqrt{47}}{2\cdot1}=-4-2\sqrt{47} < 0\\\\l_2=\dfrac{-8+4\sqrt{47}}{2\cdot1}=-4+2\sqrt{47} > 0\\\\The\ width:l+8=-4+2\sqrt{47}+8=4+2\sqrt{47}\\\\Answer:\boxed{length=(2\sqrt{47}-4)cm;\ width=(4+2\sqrt{47})cm}
length\approx9.71cm;\ width\approx17.71cm
4 0
3 years ago
You have a mass of 200g and a volume of 400cc. What is the density
Bess [88]
D=m/v
d=200/400
d= 1/2
4 0
3 years ago
Read 2 more answers
Other questions:
  • Find the next two terms in the sequence.<br><br> 0, 1, 4, 9, . . .
    14·1 answer
  • At the market, 2.4 pounds of peas cost 1.68 dollars. How much does one pound of peas cost?
    14·1 answer
  • How do I round up one number ow do I round up one numder
    13·1 answer
  • What is the relationship between 0.8 ÷ 10^2 and 0.8×10^2
    9·1 answer
  • 4x2 + 4x - 2y2 +3y, when x is equal to -2 and y is equal to 3?
    6·1 answer
  • Please someone help ASAP it’s timed
    10·1 answer
  • Mia buys a watch while visiting her cousin in California. The sales tax in California is 10.25%.
    10·2 answers
  • Please help I will give 25points
    7·2 answers
  • Help please i'll give you brainliest
    13·2 answers
  • Arithmetic sequence, can anyone help with this questions plz?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!