Agroup of 15 people need to form a line. the line will consist of exactly 10 of
the people. person a and person b have to be either fifth or sixth in line. how
many different orders are possible?

a 103,783,680

b 5,448,643,200

c 259,459.200

d 1,287

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000