Mental Maths Deathless - Statistics

General Stats
  • This quiz has been taken 52 times
  • The average score is 4 of 7
Answer Stats
Hint Answer % Correct
6! 720
93%
13 x 11 143
90%
fourth root of 81 3
88%
14^2 196
83%
3! 6
83%
4 x 23 92
83%
93 x 3 279
75%
9 x 27 243
71%
6^3 216
70%
21 x 5 105
64%
77 x 2 154
62%
5! 120
56%
xy = 35, x + y = 12. (x & y are positive integers) what could be x? 5, 7
54%
square root of 324 18
50%
396 / 11 36
50%
how many years ago is 1957 from 2025? 68
50%
the time is 6pm. I wait 17 hours. What's the time? 11am
43%
cube root of 343 7
38%
9th triangular number 45
36%
8^3 512
33%
29 x 3 87
33%
x is a perfect square and perfect cube <100. x = ? 64
29%
55 is the nth triangular number. n = ? 10
25%
12th triangular number 78
21%
6470000 in scientific notation 6.47 x 10^6
20%
2^13 8192
14%
7th triangular number 28
11%
x is a perfect square and perfect cube 100<x<1000. x = ? 729
0%
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