Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Keyboard words are not in alphabetical order, Why?

Whats the next number in the below number sequence pattern.

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

Solve the counting riddle by identifying the number of triangles in the given picture.

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

What four weights can be used to balance from 1 to 30 pounds?

What has 13 hearts but no other organs?