Two metal bolt are similar in shape and have diameter of 5mm and 15mm .find the ratio of their masses and the smaller bolts mass is 12g .find the mass of the larger bolt​

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Is the power produced directly proportional to the wind speed, give reasons for your answer?

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}