The sum of 3 consecutive nubers x+x+1+x+2is greater then 40 hes the nubers 8 10 12 13 9 15 7 help

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?

Bocephus has a bag full of nickels and dimes. if there are 3 times as many dimes as nickels, and he has $\$36.05$ in his bag, how many nickels does he have?

Can someone me and explain..will award brainlest!