| 4) | It takes Cathy 9 hours to plant a garden and Rachel 5 hours to do the same job. How many hours would it take them to plant a garden working together? | | A. | 14/45 | | | B. | 45/14 | | | C. | 14 | | | D. | 4/45 |
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5) | It takes Nancy 2 hours to rake leaves and Ralph 5 hours to do the same job. How many hours would it take them to rake leaves working together? | | A. | 3/10 | | | B. | 7/10 | | | C. | 7 | | | D. | 10/7 |
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6) | It takes Sara 2 hours to paint a house and Betty 8 hours to do the same job. How many hours would it take them to paint a house working together? | | A. | 5/8 | | | B. | 10 | | | C. | 8/5 | | | D. | 3/8 |
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7) | It takes Nancy 1 hours to plant a garden and Ivania 6 hours to do the same job. How many hours would it take them to plant a garden working together? | | A. | 7 | | | B. | 7/6 | | | C. | 5/6 | | | D. | 6/7 |
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8) | It takes Tim 3 hours to build a house and Kelly 8 hours to do the same job. How many hours would it take them to build a house working together? | | A. | 24/11 | | | B. | 11/24 | | | C. | 11 | | | D. | 5/24 |
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9) | It takes Erin 8 hours to plant a garden and Lisa 2 hours to do the same job. How many hours would it take them to plant a garden working together? | | A. | 3/8 | | | B. | 8/5 | | | C. | 10 | | | D. | 5/8 |
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10) | It takes Tim 9 hours to rake leaves and Erin 1 hours to do the same job. How many hours would it take them to rake leaves working together? | | A. | 9/10 | | | B. | 10 | | | C. | 10/9 | | | D. | 8/9 |
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11) | It takes Dan 10 hours to dig a well. It takes Adam 1 hours to dig a well. And it takes Moe 5 hours to dig a well. How many hours would it take them working together? | | A. | 8/25 | | | B. | 10/13 | | | C. | 16 | | | D. | 13/10 |
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12) | Dan travels up a hill at 20 mph. and back down at 80 mph. What is the average speed for the entire trip? | | A. | 100 mph | | | B. | 32 mph | | | C. | 1/16 mph | | | D. | 1/32 mph |
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13) | Ian travels to Grandma's house at 50 mph. How fast must Ian travel back in order to average 90 mph for the entire trip? | | A. | 450 mph | | | B. | 1/450 mph | | | C. | Not possible | | | D. | 140 mph |
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14) | Dan drives three laps around a track at 90, 60, and 90 km per hour. What is his average speed? | | A. | 1/2025 km per hour | | | B. | 540/7 km per hour | | | C. | 240 km per hour | | | D. | 7/540 km per hour |
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15) | Quincy travels to Grandma's house at 60 mph. How fast must Quincy travel back in order to average 62 mph for the entire trip? | | A. | Not possible | | | B. | 1860/29 mph | | | C. | 29/1860 mph | | | D. | 122 mph |
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16) | Rachel travels up a hill at 30 mph. and back down at 120 mph. What is the average speed for the entire trip? | | A. | 1/48 mph | | | B. | 1/24 mph | | | C. | 48 mph | | | D. | 150 mph |
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17) | Harold travels to Grandma's house at 10 mph. How fast must Harold travel back in order to average 16 mph for the entire trip? | | A. | 1/40 mph | | | B. | Not possible | | | C. | 26 mph | | | D. | 40 mph |
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18) | Cathy travels up a hill at 40 mph. and back down at 80 mph. What is the average speed for the entire trip? | | A. | 3/160 mph | | | B. | 160/3 mph | | | C. | 120 mph | | | D. | 3/80 mph |
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19) | Moe travels up a hill at 50 mph. and back down at 200 mph. What is the average speed for the entire trip? | | A. | 250 mph | | | B. | 80 mph | | | C. | 1/80 mph | | | D. | 1/40 mph |
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20) | Rachel is 19 years older than Zachary. In 15 years Rachel will be twice as old as Zachary is. How old are they now? | | A. | Zachary is 19 and Rachel is 34 | | | B. | Zachary is 34 and Rachel is 53 | | | C. | Zachary is 15 and Rachel is 30 | | | D. | Zachary is 4 and Rachel is 23 |
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21) | Jade will be twice as old as her brother Gill in 4 years. Jade was three times as old as Gill 7 years ago. What are their ages now? | | A. | Gill is 15 and Jade is 18 | | | B. | Gill is 18 and Jade is 40 | | | C. | Gill is 22 and Jade is 44 | | | D. | Gill is 11 and Jade is 33 |
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22) | Zina is twice as old as her brother Craig. If 9 is subtracted from Zina's age and 6 is added to Craig's age, their ages will be equal. What are their ages now? | | A. | Craig is 30 and Zina is 15 | | | B. | Craig is 6 and Zina is 12 | | | C. | Craig is 15 and Zina is 30 | | | D. | Craig is 9 and Zina is 18 |
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23) | Jade is 8 years older than Kenny. In 5 years Jade will be twice as old as Kenny is. How old are they now? | | A. | Kenny is 13 and Jade is 21 | | | B. | Kenny is 8 and Jade is 13 | | | C. | Kenny is 5 and Jade is 10 | | | D. | Kenny is 3 and Jade is 11 |
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24) | | 2 years ago, Rachel was | | as old as Tim. |
| In 2 years, Rachel will be | | as old as Tim. |
What are their ages now? | | A. | Tim is 8 and Rachel is 16 | | | B. | Tim is 4 and Rachel is 12 | | | C. | Tim is 6 and Rachel is 6 | | | D. | Tim is 10 and Rachel is 4 |
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25) | Veronica is twice as old as her brother Evan. If 2 is subtracted from Veronica's age and 6 is added to Evan's age, their ages will be equal. What are their ages now? | | A. | Evan is 6 and Veronica is 12 | | | B. | Evan is 8 and Veronica is 16 | | | C. | Evan is 2 and Veronica is 4 | | | D. | Evan is 16 and Veronica is 8 |
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26) | Fiona is 17 years older than Ian. In 14 years Fiona will be twice as old as Ian is. How old are they now? | | A. | Ian is 3 and Fiona is 20 | | | B. | Ian is 14 and Fiona is 28 | | | C. | Ian is 31 and Fiona is 48 | | | D. | Ian is 17 and Fiona is 31 |
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27) | Jade is twice as old as her brother Paul. If 13 is subtracted from Jade's age and 4 is added to Paul's age, their ages will be equal. What are their ages now? | | A. | Paul is 13 and Jade is 26 | | | B. | Paul is 4 and Jade is 8 | | | C. | Paul is 17 and Jade is 34 | | | D. | Paul is 34 and Jade is 17 |
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