An object falls d meters in t seconds. what is the independent variable

Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation