Difference between revisions of "1997 PMWC"

(Problem I1)
(Problem I2)
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== Problem I2 ==
 
== Problem I2 ==
 +
In the multiplication on the right, each letter and each █ represent a single digit. Different letters represent different digits but a █ can represent any digit. What is the five-digit number "HAPPY" stands for?
 +
 +
    █ 1 █
 +
 +
  x  9 █
 +
_________
 +
  █ █ 9 █
 +
 +
█ █ █ 7 █
 +
_________
 +
H A P P Y
  
 
[[1997 PMWC Problems/Problem I2|Solution]]
 
[[1997 PMWC Problems/Problem I2|Solution]]

Revision as of 16:08, 8 October 2007

Problem I1

Evaluate 29 27/28 x 27 14/15 Solution

Problem I2

In the multiplication on the right, each letter and each █ represent a single digit. Different letters represent different digits but a █ can represent any digit. What is the five-digit number "HAPPY" stands for?

   █ 1 █
 x   9 █

_________

 █ █ 9 █

█ █ █ 7 █ _________ H A P P Y

Solution

Problem I3

Solution

Problem I4

Solution

Problem I5

Solution

Problem I6

Solution

Problem I7

Solution

Problem I8

Solution

Problem I9

Solution

Problem I10

Solution

Problem I11

Solution

Problem I12

Solution

Problem I13

Solution

Problem I14

Solution

Problem I15

Solution

Problem T1

Solution

Problem T2

Solution

Problem T3

Solution

Problem T4

Solution

Problem T5

Solution

Problem T6

Solution

Problem T7

Solution

Problem T8

Solution

Problem T9

Solution

Problem T10

Solution

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