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Operations with Rational Numbers

Quiz by Amber Shelton

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5 questions
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  • Q1
    Alicia had - $11.00 in her checking account. She did a few chores and made $44.50. She decided to pay for her and a friend to go to the movies and each ticket costs $6.25. How much money does she have left in her account?
    $27.25
    -$21
    $21.00
    $43.00
    300s
  • Q2
    Edward started his hike at an elevation of 115 feet below sea level. Throughout the hike, he ascended 3,200 feet and then descended 676 feet. What was his elevation at the end of his hike?
    -2,409 feet
    2,639 feet
    -2, 639 feet
    2,409 feet
    300s
  • Q3
    300s
  • Q4
    At the beginning of the month, Kim had $65.78. Since then, she has received three payments of $32.50 from her babysitting job. Kim's 2 sisters each helped her once during the month, so Kim paid them each $8.75. If Kim did not spend any money, how much money does she have now?
    $89.53
    $180.78
    $80.78
    $145.78
    300s
  • Q5
    A scuba diver is swimming 15 feet below the water's surface. The diver swims up slowly at 0.5 feet per second for 4 seconds and then stops to look at an eel. Finally, the diver swims up for 3 more seconds at 0.4 feet per second. What is the diver's new depth?
    -11.8 feet
    11.8 feet
    18.2 feet
    -18.2 feet
    300s

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