1 answer:
Answer:
1/4
Step-by-step explanation:
add the ratios
3+5=8
240 Divided by 8=30
3x30=90
5x30=150
Ann(90)
Bob150)
90/2=45 (remeber Ann gave half)
150/10=15 (remeber Bob gave a tenth)
45+15=60 (Colin received this amount)
60/240=1/4
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Divide 3 by for to get 0.75 but that is a fraction
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y= -(jV-82)/(V-61)
Answer:
Letty has 75%
Step-by-step explanation:
15/20 is the same as 75/100 ( 15/20·5) so she has a 75% grade
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