Friday

January 30, 2015

January 30, 2015

Posted by **Anonymous** on Saturday, October 20, 2012 at 2:38pm.

The volumes of two spheres are 729 in3 and 27 in3.

What is the ratio of their radii, rounded to the nearest whole number?

- geometry -
**Steve**, Saturday, October 20, 2012 at 3:13pmsince 729 = 9^3 and 27 = 3^3, their volumes are in the ratio of (9/3)^3, so their radii are in the ratio of 3/1.

**Answer this Question**

**Related Questions**

geometry - The volumes of two spheres are 729 in3 and 27 in3

math - a vase in the shape of a cube has a side measuring of 7 inches which of ...

Geometry - Given the volume of two cubes, find the scale factor. 6) V = 343 in3 ...

MATH - a vase in the shape of a cube has a side measuring of 7 inches which of ...

chem - How many pounds does 40.9 in3 of gold weigh? (The density of gold is 19.3...

Algebra II - Solve, round to 4 decimal places if necessary: 3.9^m-4=10.21 Answer...

Calculus - A rectangular box has a square base whose edge has length at least ...

geometry - The volumes of two similar figures are given. The surface area of ...

Algebre - Please help I don't understand Contract the expression this is use ...

geometry-finding ratio - Ratio of the heights of two similar cones is 7/9 what ...