Problems
How many addition signs should be put between digits of the number 987654321 and where should we put them to get a total of 99?
Divide the face of the clock into three parts with two lines so that the sum of the numbers in the three parts are equal.
A man has to be at work by 9:00 a.m. and it takes him 15 minutes to get dressed, 20 minutes to eat and 35 minutes to walk to work. What time should he get up?
The Riddler has left a clue for Batman to follow at the scene of each crime. These are the clues that Batman has found:
Divide the face of the clock into three parts with two lines so that the sum of the numbers in the three parts are equal.
A man has to be at work by 9:00 a.m. and it takes him 15 minutes to get dressed, 20 minutes to eat and 35 minutes to walk to work. What time should he get up?
The Riddler has left a clue for Batman to follow at the scene of each crime. These are the clues that Batman has found:
- (1) There is a 1 in the thousands place.
- (2) The digit in the tens place is 9 times the digit in the thousands place.
- (3) Multiply the digit in the thousands place by 2.
- (4) The digit in the ones place is a hand without a thumb.
- (5) The digit in the hundreds is 2 less than the number in the tens. Solve the riddle to find the number and help Batman stop the Riddler.