Which number should replace the question mark?

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Correct Answers: 
136
Points: 
1

Calculate 3.7 + 1.3 + 9.2

FUNNY MATH: Calculate 3.7 + 1.3 + 9.2 :)
Category: 
Correct Answers: 
3
Points: 
8

Anagram: DEBIT CARD! (3,6)

Category: 
Correct Answers: 
4
Points: 
7

Calculate the number 7375

NUMBERMANIA: Calculate the number 7375 using numbers [9, 2, 6, 4, 66, 647] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
2
Points: 
9

Calculate the number 2145

NUMBERMANIA: Calculate the number 2145 using numbers [7, 3, 4, 2, 14, 680] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10
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