A puppet show crew uses a timer that includes both negative and positive minutes for before and during the play. If it takes the crew 40 minutes to assemble the box stage, 13 minutes to organize the sock puppets, and 10 minutes to greet the children, what time should the timer read when they begin?

The chart below shows the distribution of weeds in yard

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

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 (%).