Brainteasers 12

No tricks, just logic this time.

1. If a x b = 24, b x c = 24, b x d = 48, and c x d = 32, what does a x b x c x d equal?

    (a) 480     (b) 744     (c) 768      (d) 824

2. "Don't throw good money after bad" means:
    (a) Accept your loss and walk away from it.
    (b) Don't gamble; think of the future.
    (c) Don't invest in a losing proposition.
    (d) Don't borrow to gamble.

3. Sam, Fred, Steve, and Joe are weightlifters. 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.

4. Determine what process was followed in arriving at the prices below and find the price of the last item.

    skirt    $50
    tie      $30
    raincoat $80
    sweater  $70
    blouse   $____

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

6. Alex, Allan, Carol, Celia, and Sharon took intelligence tests. Celia scored higher than Carol, but Allan scored higher than Celia. Carol outscored Alex, but Allan outscored Carol. Sharon scored lower than Allan. Therefore, which of the following is true:
    (a) Celia scored higher than Alex but lower than Carol.
    (b) Both Alex and Allan outscored Celia.
    (c) Sharon scored higher than Carol.
    (d) Celia outscored Alex by more than she outscored Carol.
    (e) None of the above is definitely true.

7. 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.

8. 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

9. Select the two figures in the following series that represent mirror images of each other.

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

Answers

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