Sign up to access problem solutions.

Already have an account? Log in here.

Arithmetic puzzles are Mad Libs for math: fill in the blanks with numbers or operations to make the equation true.

The numbers 1 to 64 are written in order on the chessboard above. What is the sum of the numbers in the yellow squares minus the sum of the numbers in the white squares?

Sign up to access problem solutions.

Already have an account? Log in here.

\[ \large (6 \, \square \, 2) \, \square \, (3 \, \square \, 4) \, \square \, (6\, \square \, 2) = 25 \]

Which of these options are the appropriate mathematical operators for the five squares in the above equation?

**Bonus:** Can you find other operators that work?

Sign up to access problem solutions.

Already have an account? Log in here.

\[ \begin{array}{ccccc} & & & X & Y&Z\\ + & & & X & Z & Y \\ \hline & & & Y & Z & X\\ \end{array} \]

Let \(X,Y\) and \(Z\) be three distinct single digits satisfying the cryptogram above with \(X\ne 0\). Find the value of the three digit integer, \(\overline{XYZ} \).

Sign up to access problem solutions.

Already have an account? Log in here.

Sign up to access problem solutions.

Already have an account? Log in here.

On glancing through your morning newspaper you notice that four pages are missing. One of the pages missing is page number 8. The back page of the newspaper is 28. What are the other three missing pages?

Write your answer in the increasing order of the number of pages. For example you notice that pages 4, 11,25 are missing, then your answer will be 41125.

Sign up to access problem solutions.

Already have an account? Log in here.

×

Problem Loading...

Note Loading...

Set Loading...