A bookstore hak 120 cience fiction books. It ha (30% fewer mysteries than scler fiction books. It has(25% more biographies than mysteries. How many blographies
are in the bookstore? Show your work.

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

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 (%).

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.