In a village there are 150 men and 90 women in present time.if in next year population will be P=(a^...
In a village there are 150 men and 90 women in present time.if in next year population will be P=(a^2 +b^2)^1/2 , and in every year men are reduces 12%.what is population of after 2 year.
Answer/Solution
139
Steps/Work
next year total population=[150^2+90^2]^.5=174.92=175
man decreased by 11% so total man =150*.88=132
women will be= 175-132=43
so population after two years= [135^2+43^2]^.5=138.8=139
so population after two year= 139
ANSWER:A
man decreased by 11% so total man =150*.88=132
women will be= 175-132=43
so population after two years= [135^2+43^2]^.5=138.8=139
so population after two year= 139
ANSWER:A