Forgot password? New user? Sign up
Existing user? Log in
The diagram below shows two identical, large squares divided into smaller squares.
Which area is larger, blue or green?
Are you sure you want to view the solution?
A swing is in motion with a girl sitting on it. If the girl stands up on the swing when the swing is at the lowest point, what happens to the time period of the swing?
Are you sure you want to view the solution?
If a+b=5+5 and a1+b1=51+51, is it necessarily true that a×b=5×5?
Are you sure you want to view the solution?
There is exactly one ladybug in each cell of a 5×5 square, as shown in the figure. Then, each ladybug simultaneously flies into a randomly selected, adjacent square that shares an edge.
Is it possible that, after all the ladybugs have moved, there is still only one ladybug in each cell?
Are you sure you want to view the solution?
Peggy is a treasure hunter trying to open two treasure boxes. One box has 2 switches and the other has 4 switches. All of the switches are initially turned off. To open a treasure box,
Peggy successfully opens the box with 2 switches in the following manner:
The sequence in which Peggy toggles the switches
Can Peggy open the box with 4 switches?
Hint: What if Peggy's box had 3 switches instead?
Are you sure you want to view the solution?
Problem Loading...
Note Loading...
Set Loading...