Question

length of a rectangle is reduced by 40%. By what percent would the width have to be increased to maintain
the original area?
a. 66.66%
b. 50.55%
c. 44.44%
d. 40.45%
e. 20.22%

Answer 1

original area = LB=0.6L * xB
therefore x = 1/0.6= 1.6666

so percentage increase in width is 66.66%