Thinkers
Thinker 1
Think of a number. (Do not tell anyone). Multiply the number by three. Add six to it. Divide the total by three. Subtract the result by the original number that you kept secret. Is the final answer “TWO”? Thinker: How is it done?
Thinker 2
Think of a number (Keep the number to yourself). Add five to it. Multiply the total by two. Subtract the original number twice. Is the answer “TEN”? Thinker: How is it done?
Thinker 3
By adding only 2 straight lines, how can we change the number 2 0 0 0 2 0 to
2 0 2 0 ?
Thinker 4
How can you change 2 0 0 2 0 0 2 0 0 2 to 2 0 0 2 by adding 3 straight lines only?
Thinker 5
Number can be interesting. Look at this thinker and see how amazing the base 12 and 33 form up the final answer.
Find the number for the power (x) of both bases.
1233 = 12 x + 33 x
Thinker 6
Given ab = ba and ‘a’ is not equal to ‘b’, can you find what is the number for ‘a’ and ‘b’?
Thinker 7
Can you add up 1 to 56 in less than 3 steps without individually adding up the numbers?
Thinker 8
Given a set of numbers 5 5 5 5 5 and using only the basic math operators, +, -, /, x, and ( ), figure out the operators insertion to the set of numbers to get a final answer of 500.
Thinker 9
Given a set of four 5s, deduce a maths expression using them to obtain an answer of 625.
