exam
Maths Puzzle
Numerical Ability
The difference between the length and the width of a rectangle is 7 centimeters. Find the dimensions of the rectangle if its perimeter is 50 centimeters.
Read Solution (Total 2)
-
- 9, 16 cm.
If width=x, length=x+7
perimeter 50=2(x+x+7), x=9, so x+7=16 - 9 years agoHelpfull: Yes(0) No(0)
- l-w=7--------------2
2(l+w)=50
L+w=25 ----------1
solving 1 and 2 we get l= 16 w= 9 - 9 years agoHelpfull: Yes(0) No(0)
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