pakisagot po ito plss po hindi ko po Kasi alam ehhh

Write a proportion and solve for the value of d. Show your solution

1. [tex]120 \: km \: in \: 4 \: hours \\ d \: km \: in \: 8 \: hours[/tex]
2.[tex]20 \: balls \: for \: 4 \: boxes \\ 50 \: balls \: for \: d \: boxes[/tex]
3. [tex]d \: orange \: in \: 18 \:trays \\ 5 \: orange \: in \: 6 \: trays[/tex]
4.[tex]10 \: nurses \: for \: d \: patents \\ 15 \: nurses \: for \: 1875 \: patients[/tex]
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