## Solve Set 47: Diwali

Diwali, also referred to as Deepavali and Divali, is an important festival in India known as the festival of light. Diwali is a national holiday in countries such as India, Trinidad & Tobago, Myanmar, Nepal, Mauritius, Guyana, Singapore, Surinam, Malaysia, Sri Lanka and

## Top Score Tuesday :: Paul Mattson

#TopScoreTuesday! This week’s Top Scorer is Paul Mattson, from Chanhassen, MN. Paul graduated school from Bloomington Jefferson in 1994 and the University of Minnesota in 1998.  He received a B.S. in mathematics from the Institute of Technology and a B.S. in

## Solve Set 46: Halloween

It’s that time of year again! Break out those spooky decorations and get your sweet tooth ready: it’s almost Halloween! This week’s Solve set is inspired by Halloween. From ghosts to Frankenstein to full moons, Solve set 46 has it

## Top Score Tuesday :: Rionna Flynn

#TopScoreTuesday! This week’s Top Scorer is Rionna Flynn, a sixteen year old from Cupertino, California. Rionna is currently in 12th grade and is homeschooled. See more info here for the Spirit of Ramanujan Talent Initiative! Q: What’s one fun fact about yourself? a:

## Solve Set 45: Sea Exploration

Solve set 45 has arrived! This week’s Solve is all about Sea Exploration. Challenge yourselves to think creatively as your sharpen your skills related to lines on a sphere, trig functions, angles of incidence and more!   Ease yourself into the

## Top Score Tuesday :: Kevin Qian

#TopScoreTuesday! This week’s Top Scorer is Kevin Qian, 15, from Maryland. He is currently in 10th grade at Montgomery Blair High School. To learn more about the Spirit of Ramanujan Talent Initiative, check out www.expii.com/ramanujan Keep boosting your score with Solve set 44! Q:

## Solve set 44: Social

Time to get social! This week’s Solve set is about keeping up with your friendships, to human pyramids and different societies. Take a look at Question 1: Friend Time: Keeping up with all your friends can be tough. Classmates, teammates,

## Top Score Tuesday :: Nathaniel Gan

#TopScoreTuesday! This week’s Top Scorer is Nathanial Gan, 25, from Singapore. He is currently in his final year at National University of Singapore. To learn more about the Spirit of Ramanujan Talent Initiative, check out www.expii.com/ramanujan Keep boosting your score with

## Solve Set 43: Automobiles

This  week’s Solve set is inspired by Automobiles. Expii celebrated the 108th anniversary of the Ford Model T. Can you solve Question 1? Henry Ford was a revolutionary industrialist, who transformed global society through affordable cars. He achieved this through