ABCD is a rectangle. If its length is decreased by 5 meter and the width is increased by 3 meter, the area decreases by 9 square meter. If its length is increased by 3 meter and the width is increased by 2 meter, the area increases by 67 square meter. What is the width of ABCD?
A 9 meter
B 17 meter
C 18 meter
D 22 meter
E None of these
Solution
Correct Answer: Option A
ধরি আয়তক্ষেত্রের দৈর্ঘ্য = x মিটার আয়তক্ষেত্রের প্রস্থ = y মিটার