The numberſ of miles a ship is from its destination x hours after starting a voyage is given by f(x) = 420 - 30x. The number f of miles a submarine is from its destination x hours after leaving port is shown in the graph below. State the distance and length of time of each voyage.

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.