Question:The length of a blackboard is 8 cm more than its breadth. If the length is increased by 7 cm and breadth is decreased by 4 cm, the area remains the same. The length and breadth of the black board (in cms) will be :
A `28, 20`
B `34, 26`
C `40, 32`
D `56, 48`
+ AnswerA
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