A farmer measures the potassium level in the soil before planting wheat, a type of cereal. the measured potassium level in the soil is medium.
based on the graph, should the farmer add extra potassium to get a better crop yield?

Auniform brick of length 25 m is placed overthe edge of a horizontal surface with a maximum overhang of 12.5 m attained withouttipping. now two identical uniform bricks of length25 m are stacked over the edge of a horizontalsurface. what maximum overhang is possible forthe two bricks (without tipping)? answer in units of m.