Practice!

Sample Problem

What number am I?

1)  I am more than 20 tens.

2)  I am less than 300.

3)  I am between 200 + 70 and 4 hundreds.

Choose a number from: 202, 393, 265, 295, 344,

Solution

First condition: 20 tens is 200. All five numbers are more than 20 tens.

Second condition: Only 202, 265, and 295 are less than 300.

Third condition: Out of 202, 265 and 295, only 295 is between 270 and 400.