25. A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?
(A) 44
(B) 55
(C) 78
(D) 88
26. A farmer wishes to start a 100 sq. m rectangular vegetable garden. Since he has only 30 m barbed wire, he fences three sides of the garden letting his house compound wall act as the fourth side fencing. The dimension of the garden is:
(A) 17 m x 8.67 m
(B) 20 m x 5 m
(C) 31 m x 3 m
(D) 40 m x 2.5 m
(E) None of these
Ask me in the comment section, If you face any problem while solving area questions. Visit next page for more area problems with answers.
All the best for exams!
Get the Examsbook Prep App Today