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3 Tricky Brain Teasers – Can You Solve?

Q1. Sameer purchased a mobile for $600, sold it for $800, bought it back again for $900, and sold it again for $1000. How much profit did he make?

Q2. If A x B = 2, C x D = 12, B x D = 3, and B x C = 4, what does A x B x C x D equal?

Q3. Two boys are writing an exam. They are identical. They have the same mother, father and birthday.

They were asked, “Are you twins?” they simply answer, “no, we are not”. How is this possible?

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120 Responses to 3 Tricky Brain Teasers – Can You Solve?

  1. Abdul Waheed April 17, 2015 at 3:16 PM #

    1. $300

    2. AxB = 2 + CxD = 12, so AxBxCxD = 24, As BxC = 4, So AxD = 6
    AxD = 6 x BxC = 4, So AxBxCxD = 24

    3. Both born on same date but in different years.

  2. syeda January 10, 2015 at 10:04 PM #

    3rd answer is: they forgot that they were twins/ they lied

  3. Nafisat September 14, 2014 at 4:36 PM #

    1. 200
    2. A= 2, B=1, C=4, D=3
    3. Siblings born same date different years

  4. S SRINIVAS August 18, 2014 at 5:18 PM #

    Q1 IN THE FIRST TRANSACTION BUY AND SELL PROFIT IS 200$
    IN THE SECOND TRANSACTION BUY AND SELL PROFIT IS 100$
    SAMEER MADE A PROFIT OF 300$
    Q2 AXBXCXD
    ANS SUBSTITUTE AXB =2 AND CXD=12
    I.E. 2X12=24

    Q3 THEY ARE BROTHERS BORN ON SAME DATE AND MONTH BUT
    IN DIFFERENT YEARS

  5. Zuhair July 12, 2014 at 11:33 AM #

    1- sameer made us$300 profit
    2- A=2 B=1 C=4 D=3
    They are brothers who have same birthdays but in different years