An air traffic controller is tracking two planes. to start, plane a is at an altitude of 3427 feet and plane b is at an altitude of 5000 feet. plane a is gaining altitude at 65.75 feet per second and plane b is gaining altitude at 35.5 feet per second. how many seconds will pass before the planes are at the same altitude? what will their altitude be when they're at the same altitude.

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

X+ y = 5 ; x - y =3 solve using linear combination