What is the width of a rectangle which has a 60 cm perimeter and length of 20 cm?
Show answer & explanation
Correct answer: A
Explanation
Perimeter = 60 cm
Length = 20 cm
Perimeter = 2(l + b)
2(20 + b) = 60
⇒ 20 + b = 30
⇒ b = 10 cm
SSC CPO - 12 Dec 2025 - Shift 2 • Quantitative Aptitude • Q82
What is the width of a rectangle which has a 60 cm perimeter and length of 20 cm?
Correct answer: A
Explanation
Perimeter = 60 cm
Length = 20 cm
Perimeter = 2(l + b)
2(20 + b) = 60
⇒ 20 + b = 30
⇒ b = 10 cm