1. 73 is to 52 as 25 is to 37 Reason: 52 is reversed as 25. Similarly, 73 is reversed as 37

    73 is to 52 as 25 is to 37

    Reason: 52 is reversed as 25. Similarly, 73 is reversed as 37

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  2. passive is to change as active is to stagnation Reason: passive and change are antonyms. Similarly, active and stagnation are antonyms.

    passive is to change as active is to stagnation

    Reason: passive and change are antonyms. Similarly, active and stagnation are antonyms.

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  3. grapes is to wine as squid is to calamari Reason: wine is made from grapes while calamari is made from squid

    grapes is to wine as squid is to calamari

    Reason: wine is made from grapes while calamari is made from squid

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  4. Answer is Charcoal. Charcoal is black when you buy it, red when you use it, and gray when you throw it away

    Answer is Charcoal. Charcoal is black when you buy it, red when you use it, and gray when you throw it away

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  5. fossil is to extinction as puddle is to lake Reason:  fossils are the evidence of extinction. Similarly, puddle is the evidence of lake.

    fossil is to extinction as puddle is to lake

    Reason:  fossils are the evidence of extinction. Similarly, puddle is the evidence of lake.

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  6. tree is to ground as chimney is to house. Reason:  a tree is attached to ground while a chimney is attached to the top of a house

    tree is to ground as chimney is to house.

    Reason:  a tree is attached to ground while a chimney is attached to the top of a house

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  7. finger is to hand as leaf is to twig Reason: a hand has fingers while a twig has leaves

    finger is to hand as leaf is to twig

    Reason: a hand has fingers while a twig has leaves

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  8. atlantic is to ocean as novel is to book Reason: Atlantic is a type of ocean while novel is a type of book.

    atlantic is to ocean as novel is to book

    Reason: Atlantic is a type of ocean while novel is a type of book.

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  9. sound is to echo as light is to reflect Reason: sound is echoed while light is reflected after striking some surface

    sound is to echo as light is to reflect

    Reason: sound is echoed while light is reflected after striking some surface

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