# Math

A spring is 25 cm long when stretched. The spring was stretched by 18% of its original length. Determine the original length.

1. 👍 0
2. 👎 0
3. 👁 310
1. 25 / 1.18 = 21.18644

1. 👍 0
2. 👎 0
👩‍🏫
Ms. Sue
2. Where do you get the 1.18 from. Confused a little.

1. 👍 0
2. 👎 0
3. The spring stretched 118% of its original length.

1.18x = 25
x = 25/1.18

1. 👍 0
2. 👎 0
👩‍🏫
Ms. Sue
4. Thank you very much.

1. 👍 0
2. 👎 0
5. You're very welcome.

1. 👍 0
2. 👎 0
👩‍🏫
Ms. Sue
6. let unknown be x
18x/100=25
x=(25*100)18
x=138.89

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Physic

A spring 20cm long is stretched to 25cm by a load of 50N.What will be its length when stretched by 100N assuming that the elastic limit is not reached?

2. ### physics

a block of mass 0.1kg is attached to spring and placed on a horizontal frictionless table .the spring is stretched 20cm when a force of 5n is applied.calculate the spring constant

3. ### algebra

The force exerted on a spring is proportional to the distance the spring is stretched from its relaxed position. Suppose you stretch a spring a distance of d inches by applying a force of F pounds. For your spring, d/F = 0.8. You

4. ### Physics

Suppose that a 200g mass (0.20kg) is oscillating at the end of a spring upon a horizontal surface that is essentially friction-free. The spring can be both stretched and compressed and have a spring constant of 240N/m. It was

1. ### Physics

A spring has a spring stiffness constant, k, of 420 N/m . 1. How much must this spring be stretched to store 30 J of potential energy?

2. ### physics

A single mass (m1 = 3.1 kg) hangs from a spring in a motionless elevator. The spring constant is k = 338 N/m. 1. What is the distance the spring is stretched from its unstretched length? 2. Now, three masses (m1 = 3.1 kg, m2 = 9.3

3. ### PHYSICS

a 0.1 kg mass is suspended at rest from a spring near the Earth's surface, the distance that the spring is stretched is measured to be 1.0 cm. What is the spring constant of the spring (remember the MKS units)? A mass of 2 kg is

4. ### PHYSICS

a spring 20cm long is stretched to 25cm by a load of 50N. what will be its length when stretched by 100N assuming that the elastic limit is not reached

1. ### physic

A spring lies on a horizontal table, and the left end of the spring is attached to a wall. The other end is connected to a box. The box is pulled to the right, stretching the spring. Static friction exists between the box and the

2. ### Physics

Suppose that a 200g mass (0.20kg) is oscillating at the end of a spring upon a horizontal surface that is essentially friction-free. The spring can be both stretched and compressed and have a spring constant of 240N/m. It was

3. ### PHYSICS

a 10cm long spring is attached to the ceiling. when a 2.6kg mass is hung from it, the spring stretched to a length of 15cm. what is the spring constant k how long is the spring when a 4.0 kg mass is suspended from it

4. ### Physics

A spring of natural length 30cm is stretched to 35cm by a load of 15N. Calculate the extension produced,the elastic constant of the spring,the work done in stretching the spring.