4. Paula leaned a 10-foot ladder against a building as shown below.

If Paula wants the top of the ladder to reach exactly 8 feet (ft) up the building, what is x, the distance between the building and the base of the ladder, in feet?

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

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 (%).

There are 85 apples on the big tree, john picked out 15%. how many did john pick out?