Of the 400 vehicles that passed the intersection 98 are buses what percent of the vehicles passed the intersection are buses

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station. he knows that the state tax is 5.5. how much change will he receive from a $5 bill?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined