Post a New Question

8th grade

posted by .

A panel of four light switches can be set in 2^4 ways. A panel of lfive light switches can be set in twice this many ways. In how many ways can five light switches be set? I got 2^4=16 16x2=32 Is this right. If not can someone help?

  • 8th grade math -

    Indicate your subject in the "School Subject" box, so those with expertise in the area will respond to the question.

    Right! 32 = 2^5

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math

    There are four light switches in the room. They can be in either of two positions - on or off. How many possible ways can the four switches be arranged?
  2. math

    A planned community has 300 homes, each with an automatic garage door opener. The door opener has eight switches that a homeowner can set to 0 or 1. For example, a door opener code might be 01100101. Assuming all the homes in the community …
  3. Statistics

    The controller for a garage door opener has nine binary switches that can be set to either on or off. How many different total settings can be set on this controller?
  4. math

    A hotel has rooms numbered 1 to 1000. One thousand visitors enter the hotel. 1. The first visitor switches on the light switches of every room. 2. The second visitor switches off the light switches of every other room, starting with …
  5. electromagnetism

    #10 (5 points possible) At what frequency in Hz will this circuit have the same current with the switches open and with the switches closed?
  6. stats

    The controller for a garage door opener has nine binary switches that can be set to either on or off. How many different total settings can be set on this controller?
  7. math

    Three switches are to be installed in a panel. The switches are each 21/2 inches wide. There will be 11/4 inches clearance between switches and 37/8 inches between any switch and the edge of the box. How wide is the box?
  8. Algebra

    Bob is going from his house to his uncle Sam's house in another state. He started running. After a while he switches to a bicycle. After a while he switches to a truck. After a while he switches to a sports car. After a while he switches …
  9. Algebra Please Help Urgent

    Bob is going from his house to his uncle Sam's house in another state. He started running. After a while he switches to a bicycle. After a while he switches to a truck. After a while he switches to a sports car. After a while he switches …
  10. precalc 12

    Imagine that you have ten small light bulbs, of which three are burned out a) in how many ways can you randomly select 4 of the light bulb b) in how many ways can you select two good light bulbs and two burned out light bulbs?

More Similar Questions

Post a New Question