I need the answers to these questions ASAP PLEASE

Afudge recipe calls for 1/2 cup of cocoa if only 1/2 of the recipe is made to how much cocoa should you use

Apple pie is removed from 350 degree oven. temperature of the pie t minutes after being removed id given by the function t(t)=72+268e-0.068t

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).