6th Class
Mathematics
Algebra
Question Bank
Algebra
question_answer
DIRECTIONS: Read the passage(s) given below and answer the questions that follow. Passage ? 6 The length of a rectangular hall is 4 metres less than 3 times the breadth of the hall. The expression for the perimeter of rectangular hall in terms of ?b? will be
A) \[4b-4\]
B) \[4b\]
C) \[(2b-4)\]
D) \[2(b+4)\]
Correct Answer:
C
Solution :
Perimeter of hall = 2 (length + breadth) = 2 (b + 3b ? 4) = 2 (4b ? 4)