If a History Class has 12 boys & 18 girls then boys are what fraction of the class?

In this series, which number comes next? 5, 10, 6, 11, 7, 12, 8, 13

June 12, 2022

What number comes next in this series? 26,20,23,17,20,14,___?

December 26, 2021

The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is:

October 10, 2020

0.01, 0.02, 0.04, 0.16, _______?

October 9, 2020

What is the median of the following distribution: 6, 2, 9, 4, 7, 3?

September 12, 2021

Find the missing Number 4, 18, ? , 100, 180, 294 (GSA 2021)

January 12, 2022