If there are 8 minutes in commercials and each one was 25 seconds long how many commercials would ther be
1 answer:
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Answer:
Grades 6 and 8
Step-by-step explanation:
If the relationship of girls to boys in two different grades are proportional, <u>they must have the same ratio</u>. To tackle this problem, we can find the <u>ratios</u> of genders in each grade and compare them.
Step 1, finding ratios:
Finding ratios is just like <u>simplifying fractions</u>. We will reduce the numbers by their<u> greatest common factors</u>.
- GRADE 6:
- GRADE 7:
- GRADE 8:
- GRADE 9:
<u>Can't be simplified!</u>
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Step 2:
Notice how grades 6 and 8 both had a ratio of 3:4. We can conclude that these two grades have a proportional relationship between girls and boys.
<em>I hope this helps! Let me know if you have any questions :)</em>
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Answer:
77.6m (3 s.f.)
Step-by-step explanation:
Please see the attached pictures for full solution.
The other factor is (y - 3). If you multiply the two terms together, you will end up with 
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