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April 18, 2014

Search: Math,Ratio

Number of results: 218,913

geometry-finding ratio
Ratio of the heights of two similar cones is 7/9 what is the ratio of their radii? ratio of their volumes?? TIA If they are similar, the ratio of the radaii is the same. Now consider that the volume of a cone is 1/3 PI r^2 * h So the volume ratio will have a (7/9)^2 * 7/9 ratio
Tuesday, May 22, 2007 at 4:11pm by jen

Math HHEEEELLLLLLLPPPPPP
1:2 is a 1/2 ratio 2:4 is a 1/2 ratio 4:8 is a 1/2 ratio so the second one has a constant ratio
Wednesday, October 5, 2011 at 12:24pm by Anonymous

Business
Tont has just come into a significant inheritance and decides to invest in stock in a solid, stable company. Which financial ratio is the most helpful in determining where he invests? a. Liquidity ratio b. Profitability ratio c. Leverage ratio d. Activity ratio
Tuesday, October 27, 2009 at 6:44pm by jenny

MATH URGENT!
Find the ratio for the similar figure. If the area ratio is 4:49, what is the volume ratio?
Tuesday, April 24, 2007 at 8:48pm by Anonymous

math
The ratio of the radii of two circles is 2:3. Find the ratio of their circumference and the ratio of their areas
Thursday, August 23, 2012 at 10:07am by mansi

math
The ratio of the radii of two circles is 2:3. find the ratio of their circumferences and the ratio of their areas
Thursday, August 23, 2012 at 10:47am by mansi

7th grade math
find a ratio equivalent to the ratio 7 over 9 then use the ratio to write a proportion
Thursday, November 11, 2010 at 1:13am by chris

math
It does not matter the shape as long as the two objects have the same shape. The ratio of their volumes is the scale ratio cubed. (by the way the ratio of any equivalent areas on them is the scale ratio squared)
Sunday, December 14, 2008 at 2:15pm by Damon

MATH HELP PLEASE
When comparing similar figures (eg. circles with circles, squares with squares, etc.) Ratio of area = (ratio of linear dimension)² In this case, ratio of diameters=2/1=2 Can you find the ratio of areas?
Monday, September 26, 2011 at 7:51pm by MathMate

Math
If the linear ratio is 1:n, the ratio of areas is 1:n², and the ratio of volumes is 1:n³ Can you now make your choice again?
Sunday, September 6, 2009 at 2:23pm by MathMate

math
the ratio of cats to dogs is 2:1 and the ratio of dogs to parrots is 15:2. in addition the ratio of parrots to snakes is 3:1. And the ratio is 6:7. What is the ratio of cats to turtles?
Thursday, February 6, 2014 at 5:33pm by Anonymous

Math
perimeter calculation is a linear measurement, so the perimeters are in the ratio of 7:4 but the area of two similar figures is in the ratio of the square of their sides, so the areas are in the ratio of 49:16
Tuesday, January 29, 2013 at 8:11pm by Reiny

Math
Two triangles are similar, and the ratio of each pair of corresponding sides is 2 : 1. Which statement regarding the two triangles is not true? 1) Their areas have a ratio of 4 : 1. 2) Their altitudes have a ratio of 2 : 1. 3) Their perimeters have a ratio of 2 : 1. 4) Their ...
Tuesday, April 27, 2010 at 5:57pm by Hannah

math
Ratio of area between similar figures = (ratio of linear dimensions)² For the given polygons, linear ratio = 8/7 area ratio = (8/7)² Can you take it from here?
Thursday, October 22, 2009 at 7:52pm by MathMate

Math
A ratio requires two numbers. I have no idea what you mean by the ratio of one length. Ratio to what other length?
Sunday, September 28, 2008 at 7:58pm by drwls

math
The ratio of measure 60degrees and 120degrees Is this written as a fraction 1/2 or a ratio 60:120 ? Which is more common? The question was what is the ratio of measure of these degrees.
Wednesday, November 3, 2010 at 11:27pm by Jill

math
It would help if you told us what the ratio represents. Perhaps there are two types of stone, and 2:3 is the ratio of the numbers of one to the other (A to B) and the other is the ratio of A to the total (A+B)
Monday, December 17, 2007 at 8:31pm by drwls

Financing and Budget
This financial ratio measures the business's liquidity A.days recivable ratio B.average daily rate ratio C.current ratio D.profit margin I chose the letter D.Can someone check my answer
Thursday, March 5, 2009 at 6:40am by Cynthia

Math
Two rectangles are similar and the ratio of their sides is 1: 4. Find the ratio of their perimeters??? Find the ratio of their areas??? How do I do this?
Wednesday, May 4, 2011 at 2:29pm by Kat

Math
well, a ratio is the quotient of two numbers. I'd say a constant ratio is where both values are constants. For example, if x/y is a constant ratio, then it means that there is some number k such that x/y = k.
Wednesday, October 5, 2011 at 10:01am by Steve

math
Yes, and 2.5 is the ratio. Following terms are 150, and 225. For the second question, try 2/3 for the ratio. 36, 24, ... With only two terms, one really can't say if there is a "common" ratio. There are no other pairs to compare.
Thursday, March 31, 2011 at 8:12am by drwls

Physical Science
ratio of radii = √(ratio of areas) ratio of forces is inverse of ratio of areas
Monday, May 13, 2013 at 2:25pm by Steve

math
a stop sign has the shape of and octagon with each side measuring 0.5ft. to make a scale model to the sign, every dimesion is multiplied by 1/20. how is the ratio of th areas related to the ratio of the corrsesponding dimensions? what is the ratio of the ares?
Thursday, January 7, 2010 at 10:29pm by miah

physics
Two small metal spheres of densities in the ratio 3:2 and diameters in the ratio 1:2 are released from rest in two vertical liquid columns of coeff. of viscosities in the ratio 4:3. When the viscous force on both of them is same, what will be the ratio of their instantaneous ...
Tuesday, January 24, 2012 at 5:38am by desh

7th grade math
A ratio is a comparison of two numbers. We generally separate the two numbers in the ratio with a colon (:). Suppose we want to write the ratio of 8 and 12. We can write this as 8:12 or as a fraction 8/12, and we say the ratio is eight to twelve. Using this information you ...
Wednesday, November 12, 2008 at 6:30pm by Emma Leigh

chemistry
I repeatedly responded to this query and asked what kind of ratio. After 3-4 days I FINALLY received the answer of mole ratio. That's why I answered it as a moles ratio. If you will take the answer I gave in mole ratio and convert to grams, step by step, you will obtain the ...
Tuesday, December 13, 2011 at 7:57am by DrBob222

7th Grade Math
Two rectangles are similar the ratio of the lengths of their corresponding sides is 1:2 find the ratio of peremiters of the rectangles then find the ratio of areas
Saturday, February 25, 2012 at 6:00pm by Anonymous

Math,Ratio
If Z has 3 marbles and M has 4 marbles, the ratio of Z/M = 3/4 If M gives half of his marbles to Z, M will be left with 2 and Z will have 5. The ratio Z/M now is 5/2.
Friday, December 30, 2011 at 11:51pm by DrBob222

Math
The ratio of 7 dimes to 3 quarters= 70 and 75 common factor of 5. So I can divide both numbers by 5 to get a ratio that means exactly the same thing as 70 to 75. This ratio will be 14 to 15
Thursday, February 28, 2008 at 1:03pm by Kelly

Math Please Help
Permimeter is a linear ratio (3:2), and ratio of sides is also a linear ratio (3:2). SO if the shorter is 16, the longer one is 16*3/2=?
Sunday, December 5, 2010 at 9:45pm by MathMate

Math
The ratio of cats to dogs is 2:1 and the ratio of dogs to parrots is 15:2. In addition, the ratio of parrots to snakes is 3:1 and the ratio of snakes to turtles is 6:7. What is the ratio of cats to turtles?
Wednesday, November 20, 2013 at 8:05pm by Kristen

math :] 2
Ah, not to beat a dead horse here but let's make sure the cart is before that horse. The real point is that 14/3 is a RATIO of whole numbers as Reiny capitalized. That is what makes it a rational number. The fact that it is a repeating decimal means that it can be written as a...
Monday, February 18, 2008 at 2:19pm by Damon

math
a circular plate has radius 15cm. every dimension is multiplied by 4 to create a larger, similar plate. how is the ratio of the circumferences related to the ratio of the corresponding dimesions? what is the ratio to the circumferences?(hint: think of circumference as ...
Thursday, January 7, 2010 at 10:50pm by miah

Geometry
Find the ratio for the similar figure. If the volume ratio is 27:512, what is the side ratio?
Tuesday, April 30, 2013 at 3:31pm by Anonymous

Geometry
Find the ratio for the similar figure. If the area ratio is 4:49, what is the volume ratio?
Tuesday, April 30, 2013 at 3:32pm by Anonymous

geometry
Two triangles are similar, and the ratio of each pair of corresponding sides is 7:3. What is the ratio of the perimeters? What is the ratio of the areas?
Thursday, April 28, 2011 at 9:10pm by Conor

physics
The energy consumption ratio is the product of the time interval ratio and the power (or current) ratio. The current ratio is Pbd/Pvc = 12/5.5 The energy ratio is Ebd / Evc = Pbd/Pvc * Tbd/Tvc = (12/5.5)*(19/30) = 1.382
Monday, January 24, 2011 at 10:44am by drwls

mathh
No, it's not. With similar figures, the ratio of areas is the square of the ratio of sides (or other linear dimensions such as the apothem, height, etc.) Similarly, the ratio of volumes of similar solids varies with the cubes of the linear dimensions. Here, the ratio of area ...
Wednesday, April 6, 2011 at 11:06am by MathMate

Math
Ratios- Please help The ratio of 5 3/5 to 2 1/10 The ratio of 7 dimes to 3 quarters Marc took 3 hours(h)to mow a lawn while Angelina took 150 minutes (min) to mow the same lawn a week earlier. Write the ratio of Marc's time to Angelina's time as a ratio of whole numbers.
Thursday, February 28, 2008 at 1:03pm by Sherri

Geometry
If the length of the sides of two similar triangles are in the ratio 3:4, what is the ratio of the lengths of a pair of corresponding altitudes? What is the ratio of their perimeter?
Saturday, April 28, 2012 at 9:39am by CJ

Biology
Hey! :) When looking at the surface area to volume ratio of a cell it's meant to be that the larger this ratio the more efficient the cell is in diffusion etc. I don't get how a ratio of 6:1 though could be the larger ratio in comparison to 54:27...Im just confused with this...
Tuesday, August 23, 2011 at 6:27am by Lily

Chemistry
Explain clearly which out of the following combinations of solutes would result in the formation of a buffer solution? A) NH3 and HCl in a 2:1 molar ratio B) HCl and NaOH in a 1:2 molar ratio C) NH3 and NH4Cl in a 2:1 molar ratio D) NaOH and CH3COOH in a 1:1 molar ratio And: ...
Monday, April 1, 2013 at 8:30pm by Jill

physics
The densities of two substances are in the ratio 5:6 and the specific heats are in the ratio 3:5 respectively. The ratio of their thermal capacities per unit volume is
Saturday, April 28, 2012 at 2:17am by kala

math
If the ratio of m to n is 4:7 and the ratio of n to p is 3:5, what is the ratio of m to p?
Monday, September 16, 2013 at 4:26pm by Anonymous

Math
If F = 5cm^3 G = 40cm^3 then the ratio of volumes is 1:8 = 1:2^3 so the linear ratio is 1:2 so the surface ratio is 1:2^2 = 1:4 If the absorption is proportional to the surface area, then G would absorb 4 times the amount of F. Since G has 8 times the volume, it would have 1/8...
Tuesday, November 29, 2011 at 10:31am by Steve

Math
Since both the length of sides and perimeter are linear the perimeters would be in that same ratio as the sides. So the sides are in the ratio of 5:4 The ratio of areas is equal to the square of their corresponding sides. so A/32 = 5^2 / 4^2 A = 32(25)/16 = 50
Friday, May 6, 2011 at 10:05am by Reiny

chemistry
look on the left side, and the right side, for the coefficents of the gaseous products. a. 6>3 ratio .5 b. 7>2 ratio .286 c. 3>1 ratio .33 d. 3>0 ratio 0.0 so which changed volumes the least?
Saturday, October 10, 2009 at 3:39am by bobpursley

math
What is the ratio of 2 positive numbers whose product is 2400 at a 2:3 ratio?
Wednesday, April 14, 2010 at 11:42pm by Anthony

math
write the unit rate as a ratio.then find the equal ratio
Thursday, January 6, 2011 at 8:09pm by Tameria

math
In a pair of similar rectangles, the ratio of the widths Is 3:4. What is the ratio of the lengths?
Monday, March 7, 2011 at 7:41pm by cody

math
The ratio of heights is the same as the ratio of shadow lengths. x/6 = 12/4.5
Thursday, September 12, 2013 at 1:21am by Steve

math
The ratio is 2 to 3. Do any of the other dimensions have the same ratio?
Monday, November 4, 2013 at 6:11pm by Ms. Sue

Geometry
area ratio = length ratio^2 if area ratio is 9 length ratio is 3 3 * 3 = 9 is the shortest side of the big one
Thursday, January 23, 2014 at 3:07pm by Damon

math
if the ratio of the diameters of two spheres is A to B then what is the ratio of their volumes
Thursday, November 12, 2009 at 7:23pm by justin

math
area ratio is 4:1 linear dimensions are all in ratio of 2:1
Wednesday, August 8, 2012 at 11:08pm by Steve

math
Write the ratio in simplest form. The ratio of 75 seconds to 3 minutes.
Wednesday, July 30, 2008 at 2:20pm by Kim

math/ current ratio
A ratio compares two things. What are you comparing?
Monday, April 19, 2010 at 7:25pm by Ms. Sue

math
the ratio of the corresponding sides of two similar triangles is 7:5 what is the ratio of their perimeters
Thursday, March 31, 2011 at 12:36pm by deborah

Math
since perimeter is linear, the sides are in the ratio of 4:1 So the areas are in the ratio of 4^2 : 1^2 = 16 : 1
Thursday, July 12, 2012 at 11:02pm by Reiny

Math
Use a ratio to compare the values. Simplify the ratio. 5 m to 100 cm
Thursday, October 4, 2012 at 3:58pm by LULU

Math ratio word problem
can someone make up 5 ratio road problems?
Saturday, January 3, 2009 at 1:27pm by unknown

math
Michels class had 4 As, 10 Bs, 13 Cs, 8 Ds, and 2 Fs. What is the ratio of As to Bs? What is the ratio of Fs to total students?
Sunday, December 13, 2009 at 10:16pm by Anonymous

math
Michels class had 4 As, 10 Bs, 13 Cs, 8 Ds, and 2 Fs. (a) What is the ratio of As to Bs? (b) What is the ratio of Fs to total students?
Sunday, September 26, 2010 at 11:10pm by Anonymous

math
the sides would have to be in the same ratio which of the choices has the ratio 12:16 or 3:4
Thursday, February 9, 2012 at 9:33pm by Reiny

chemistry
Is the question about the mole ratio in the product or the mixture?? If the product is CuS, the mole ratio in the product is 1molCu/1molS=1 molCu/molS The mole ratio of the masses of the elements in any compound is definite, not dependent on the reactants ratio in making it.
Friday, January 1, 2010 at 5:55pm by GK

7th grade math
the ratio of the number of coins is 1:3 but the ratio of the value is 100:75 = 4:3 You didn't specify which it is.
Wednesday, November 12, 2008 at 7:44pm by Reiny

Math
What is the ratio of the surface area for a pair of similar cylinders when the ratio of the heights is 1:3? A) 1:4 B) 1:27 C) 1:9 D) 1:1 My answer is C) 1:9. Is this correct? Thanks.
Sunday, September 6, 2009 at 11:37am by B.B.

math
If the ratio of x+y to x−y is 114, then the ratio of y to x can be written as ab where a and b are coprime positive integers. Find a+b.
Monday, April 29, 2013 at 12:24am by ayan

Math (ratio)
Set up a proportion (ratio) and cross multiply. Solve for x. 1 / 30 = x / 1200
Saturday, June 27, 2009 at 2:19pm by Ms. Sue

MATH 157
what is the ratio of the surface areas for a pair of similar cylinders when the ratio of the heights is 1:3? i don't understand this at all!!
Wednesday, September 2, 2009 at 8:16pm by ggift

MATH
Write each of the following ratios in simplest form. 1. The ratio of 5 3/5 to 2 1/10 A~8 TO 3? 2. The ratio of 7 dimes to 3 quarters A~ 14 TO 15?
Friday, September 25, 2009 at 8:36pm by A~

math
Michel's class had 4 A's, 10B's, 13C's, 8D's, and 2F's What is the ratio of A's to B's and what is the ratio of f's to total students.
Saturday, February 20, 2010 at 11:17am by Anonymous

Math
two cones have radii in the ratio 5:4 and height 2:3, determine the ratio of their volumes . where V=1/3pier^2h
Sunday, October 9, 2011 at 3:15am by Lacey

math
Take the ratio of an adjacent pair, such as 18/90=1/5. Multiply this ratio with the last term to get the next.
Monday, February 27, 2012 at 9:05pm by MathMate

geometry
The ratio of the perimeters is equal to the ratio of their sides if the perimeters are in the ratio of 5:4, then the sides are in the ratio of 5:4 the ratio of areas of similar shapes is proportional to the square of their sides, so x/32 = 5^2/4^2 = 25/16 x = 32(25/16) = 50
Monday, March 7, 2011 at 4:49pm by Reiny

math
if the ratio of p to q is 2 to 3, what is is the ratio of 2p to 2q
Sunday, January 8, 2012 at 7:06pm by Tempie

Math...anyone?
diam ratio = 3 area ratio = 3^2
Monday, October 21, 2013 at 7:53pm by Steve

Math
Might you have noticed the new HD screen ratio comparison to its predecessor? The old screen ratio was 4:3 while the new one is 16:9. That's 4^2/3^2. The new screen ratio actually results in an 11% reduction in actual screen area.
Wednesday, November 9, 2011 at 10:05pm by tchrwill

Biology
54:27 is really a 2:1 ratio. The size of the numbers is not what matters. It is the quotient you get when you divide one by the other. How many of (A, numerator) per unit of (B, denominator) A 6:1 ratio is much higher than a 2:1 ratio.
Tuesday, August 23, 2011 at 6:27am by drwls

Financing
Look up the definitions of "quick ratio" and "current ratio". What is the difference? The major difference in most companies will be the size of inventory as a current asset. The quick ratio will always be smaller than the current ratio. From that, you can just read off the ...
Sunday, October 18, 2009 at 12:12pm by jim

Math
They should have specified if they want the value ratio (70cents/75cents = 14/15) or the "number of coins" ratio, 7/3.
Saturday, October 25, 2008 at 12:11am by drwls

Math
The ratio of their areas is proportional to the ratio of the sides squared. A(pqr) = (12/9)^2 * 72 = 128 sq.cm.
Wednesday, July 28, 2010 at 10:25am by Henry

Math
A car boy in California purchased 6onces of silver for 3000 euro. what is the unit ratio of euro/ounce of silver? If the exchange rate is l:25 $=euro, what is the ratio equivalant to in $/pound of gold. Ratio= costeuro/ounce=3000/6 Ratio= costeuro/ounce*16ounces/lb *dollars/...
Wednesday, August 10, 2005 at 7:40am by Miss Hollywood

physics
Volume increases by a ratio (P1/P2)*(T2/T1) where 1 denotes initial and 2 final conditions. T must be in Kelvin. That ratio is therefore V2/V1 = (1/0.9)*(295/298)= 1.100 Take the cube root of that ratio to get the diameter ratio. D2/D1 = 1.032 D2 = 2.065 mm You don't have many...
Friday, June 3, 2011 at 4:04am by drwls

Math
the centroid divides the median in the ratio of 2:1, with the longer side towards the vertex. so splitting this in that ratio would be 24:12
Tuesday, February 2, 2010 at 6:06pm by Reiny

math
your question makes no sense to me. all angles in rectangles are 90, so what do you mean by the ratio of size of the angle? Did you want the ratio of the areas?
Friday, January 7, 2011 at 4:56am by Reiny

math
The ratio of the volume to the lateral area of a right circular cone is 2:1. If the altitude is 15cm, what is the ratio of the slant height to the radius?
Sunday, February 19, 2012 at 9:11pm by kitOy

math ratio
The ratio of the distances a driver and a 2 iron can propel a golf ball is 5 to 4. If a golfer averages a distance of 200 yards with a 2 iron, how far should she average with a driver. I get 250 yards is that right? 5/4=x/200 is ratio set-up
Tuesday, October 25, 2011 at 3:15pm by nan

physics
Get the intensity ratio from the decibel difference, and apply the inverse square law so that the ratio of distances squared are the inverse ratio of the intensities.
Tuesday, December 2, 2008 at 12:43am by drwls

ratio
In a school with 560 students, the ratio of students to teacher is 20 to 1. How many new teachers need to be hired to reduce the ratio to 16 to 1?
Monday, March 9, 2009 at 11:25pm by Melissa

Simple ratio question but confused.
This is ratio Question but i m not fimilar with this type of ratio . 1/3:x=1/3 Plz guide me some one .. I cam with answe 1/9* nee d help
Saturday, July 24, 2010 at 11:07pm by shan

Math
The number-of-coins ratio or the cents ratio? I assume they want the ratio of 15 cents to 75 cents. What would 15/75 be in simplest form?
Wednesday, February 25, 2009 at 7:39pm by drwls

Math
Еhe ratio of areas of similar figures is equal to the ratio of the squares of linear dimensions x=10.99(15/12)^2
Sunday, May 8, 2011 at 10:04pm by Mgraph

math
what each ratio means out of drove of 18 cattle 5 are brown 6 are white and 7are tan write 3 different ratio for this group
Wednesday, October 3, 2012 at 7:35pm by tashawn

geometry
The figures are similar. The ratio of the lengths of their corresponding sides is 45:25, or 9:5. Find the ratio of their perimeters and the ratio of their areas. The figures are not drawn to scale.
Thursday, June 6, 2013 at 8:12am by taylor

PHYSICS
A copper wire and an aluminium wire have length's in the ratio 3:2.diameters n the ratio 2:3 AND FORCES APPLIED IN THE RATIO 4:5 find the ratio of increase in length of the two wires.(Y FOR COPPER =1.1*1O^11 N/m^2,Y for aluminum=0.70*10^11 N/m^2). ans: 1)189:110
Monday, February 4, 2013 at 1:52am by kalawathi

Chemistry
pKa=-log(Ka)=-log( 1.3 10-6) pH=pKa=log(A-/HA) solve for the ratio purple means ratio is one or very close to it blue means ratio is 1> red means ratio is 1< ****But check my thinking.
Tuesday, February 26, 2013 at 7:18pm by Devron

Physics
KE= 1/2 m v^2 RE=1/2 I w^2 where I is the moment of inertia for a sphere. I sphere= 2/5 m r^2 well, w= v*r, put that in the second formula, and find the ratio. ratio= mv^2/(2/5)mr^2*v^2*r^2 ratio=5/2 so check that. so 5/7 of energy is translational
Sunday, November 14, 2010 at 6:06pm by bobpursley

algebra
By definition of a GP, the ratio of successive terms are equal. So for (w+6), w, and (w-3), we have (w-3)/w = w/(w+6) cross multiply to get w²+3w-18 = w² Solve for w. The ratio (w-3)/w or w/(w+6) is the common ratio.
Monday, April 16, 2012 at 3:59am by MathMate

Math
The problem asked for the ratio of length to width, with the length being the smaller of the two numbers. Therefore, the ratio would have to be less than one. If you are allowed to round off, then the nearest whole number ratio would be one. If you want to reduce the fraction ...
Sunday, April 6, 2008 at 4:08pm by FredR

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