Sunday

March 1, 2015

March 1, 2015

Posted by **help** on Wednesday, October 27, 2010 at 10:57pm.

- physics -
**Henry**, Thursday, October 28, 2010 at 4:39pmJohn's mass = x kg,

Mary's mass = 3x kg,

3x * 0.5 = x * d,

Solve for d by dividing both sides by x:

d = 3 * 0.5 = 1.5 m.

**Answer this Question**

**Related Questions**

Math - Find the ages of John and Mary if four times John's age equals three ...

Linguistics - Determine whether the following are entailment, presupposition, or...

Linguistics - 1) (A) Mary murdered the platypus (B) Mary killed something Is the...

Physics (Classical) - John and Mary are skating at an ice rink. John skates at a...

physics - John and Mary are skating at an ice rink. John skates at a constant ...

math - Two students, Mary and John, play a game. Each time Mary passes “start” ...

Algebra 2 - two people, john and mary, are 200 miles apart and leave at the same...

Simple Math Question - two people, john and mary, are 200 miles apart and leave ...

math - john and mary are working on a job together. if john does it alone, it ...

Sales - •Jim, Juan, Mary, and John are all managers for the same company •Jim ...