If a 30-inch candle constantly burns 5 inches every minute, then at the end of what minute will the entire candle disappear?

Can someone pls ! pls answer all. no explanation needed..

Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.