Srinivasa Ramanujan

Srinivasa Ramanujan FRS was an Indian mathematician and autodidact who, with almost no formal training in pure mathematics, made extraordinary contributions to mathematical analysis, number theory, infinite series, and continued fractions.
Born: December 22, 1887, Erode, India
Died: April 26, 1920, Chetput, Chennai, India
Spouse: Janakiammal (m. 1909)
Education: Trinity College, Cambridge (1919–1920)
Books: The Lost Notebook and Other Unpublished Papers: Mathematical Works of Srinivasa Ramanujan
Parents: Komalatammal, K. Srinivasa Iyengar

What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
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Correct Answers: 
28
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1

Calculate the number 4218

NUMBERMANIA: Calculate the number 4218 using numbers [8, 4, 5, 6, 90, 799] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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Correct Answers: 
2
Points: 
9

Decrypt the message

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Correct Answers: 
2
Points: 
9

Find the area of the shaded figure

Express result to the accuracy of 3 decimal.
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Correct Answers: 
9
Points: 
3
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