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Mike can mow a lawn in 7 hours, Joyce in 8 hours, and Luiss in 12 hours. Working together for 2 hours, they can mow 70.24% of the yard. A farmer planned to plough 130 hectares per day. After increasing productivity by 0.15%, he finished 3 days early. The original plan was for 24 days. Levi is currently 20 years old. His friend Wence is 5 years older, at 25 years old.

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Mark Ruby Opawon
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174 views1 page

10

Mike can mow a lawn in 7 hours, Joyce in 8 hours, and Luiss in 12 hours. Working together for 2 hours, they can mow 70.24% of the yard. A farmer planned to plough 130 hectares per day. After increasing productivity by 0.15%, he finished 3 days early. The original plan was for 24 days. Levi is currently 20 years old. His friend Wence is 5 years older, at 25 years old.

Uploaded by

Mark Ruby Opawon
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as DOCX, PDF, TXT or read online on Scribd
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PROBLEM #9: Mike Luiss, and Joyce can mow the lawn in 7 , 8 , 12 hours, respectively.

What fraction of the yard


can they mow in 2 hour if they work together? *
1 point
a. 70.24 %
b. 80.52 %
c. 128.62 %
d. 96.13 %

SITUATION 1:
A farmer planned to plough a field by doing 130 hectares a day. After 1 days of work he increased his daily
productivity by 0.15 % and he finished the job 3 days ahead of schedule.

PROBLEM #10: In how many days did the farmer get the job done? *
1 point
a. 22.13 days
b. 21 days
c. 37.18 days
d. 26.86 days

PROBLEM #11: In how many days did the farmer plan to get the job done? *
1 point
a. 33.92 days
b. 24 days
c. 27.63 days
d. 47.88 days

PROBLEM #12: Wence is 5 years older than Levi. In 35 years the product of their ages will be 6.6 times the
product of their present ages. How old is Levi now? *
1 point
a. 21
b. 23
c. 24
d. 20

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