math

the least common multiple of 3, 6,9 i say 18

Sheila practiced hours Monday, hours Tuesday, and hours Wednesday. What is the total number of hours that she practiced?

A) hours B) hours C) hours D) 6 hours

Complete the statement, using the symbol < or >.

0.6

A) > B) <

Jon spent of his study time doing math homework and preparing for a history exam. What fraction of his study time remains?

A) B) C) D)

  1. 👍
  2. 👎
  3. 👁
  1. Your first answer is correct.

    But, you seem to have left out important information in the other two questions.

    1. 👍
    2. 👎
    👤
    Ms. Sue
  2. 1 1/2 hours 3 3/4 2 1/4 the anwers you can chose from are
    a. 7 1/2 hours
    b. 5 1/4
    c. 8 1/2 hours
    d. 6 hours

    1. 👍
    2. 👎
  3. jon spent 1/3 of his time 2/7 preparing the following you can chose from A) 13/21 B) 5/21 C) 1/21 D) 8/21

    1. 👍
    2. 👎
  4. 1 1/2 + 3 3/4 + 2 1/4 =
    1 2/4 + 3 3/4 + 2 1/4 = 6 6/4 = 7 1/2

    1. 👍
    2. 👎
    👤
    Ms. Sue
  5. 1/3 + 2/7 = 7/21 + 6/21 = 13/21

    21/21 - 13/21 = ??

    1. 👍
    2. 👎
    👤
    Ms. Sue

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