Of the blocks listed below, which combination of materials will have the highest resistance to sliding?

Block Weight Friction
A 150 lb 30 lb
B 20 N 5 N
C 1,500 lb 60 lb

2.5 milligrams is equivalent to how many grams

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet