CSAT

Time and work

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  1. A day's work

    1. 2
    2. 3
    3. 4
    4. 5

    A part each day

  2. Faster and slower

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    2. 2
    3. 3
    4. 4

  3. More hands, fewer days

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    2. 2
    3. 3
    4. 4
    5. 5

  4. Pipes and tanks

    1. 1
    2. 2
    3. 3

  5. The exam room

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    2. 2