Brainteasers 23

1. If a x b = 24, b x c = 24, b x d = 48, and c x d = 32, what then does a x b x c x d equal?
    (a) 480   (b) 744   (c) 768   (d) 824

2. Sam, Fred, Steve, and Joe are weight lifters. Joe can outlift Steve, and Fred can outlift Joe. Steve can outlift Sam. Therefore:
    (a) Both Sam and Fred can outlift Joe.
    (b) Joe can outlift Sam but can't outlift Steve.
    (c) Joe can outlift Sam by more than he can outlift Steve.
    (d) None of the above is true.

3. What number logically comes next in this series?
    7, 12, 27, 72, _________

4. If Barbara's daughter is my daughter's mother, what am I to Barbara?
    (a) her grandmother
    (b) her mother
    (c) her daughter
    (d) her granddaughter
    (e) I am Barbara.

5. In a row of four houses, the Whites live next to the Carsons, but not next to the Reeds. If the Reeds do not live next to the Lanes, who are the Lanes' next-door neighbors?
    (a) the Whites
    (b) the Carsons
    (c) both the Whites and the Carsons
    (d) impossible to tell

6. Complete the following analogy by writing one word on the lines, ending with the printed letter.
    skull is to brain as shell is to __ __ __k.

7. Complete this analogy by writing one word on the lines, ending with the printed letter.
    Lend is to borrow as harmony is to __ __ __ __ __ __d.

8. M is above N and O. N is above O and below P. Therefore, which of the following is true:
    (a) M is not above O and P
    (b) O is above N.
    (c) P is above O.
    (d) O is above P.

9. Which figure in the lower row should appear next in the series of figures in the upper row?

10. Texas is to Exxon as _____ is to DeBeers.
    a. Thailand.  b. South Africa.  c. Chile.  d. France.

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