Aptitude Question:

Download Job Interview Questions and Answers PDF

Find the minimum value of 3x+4y if x^2y^3=12?

Aptitude Interview Question
Aptitude Interview Question

Answer:

by substitution , consider x=2/3 & y=3
satisfyng ,x^2y^3=12;(2/3)^2*3^3=12
so 3x+4y=14

Download Aptitude Interview Questions And Answers PDF

Previous QuestionNext Question
In class of 10 students, the teacher writes a number on the board. The first student tells that the number is divisible by 1, the second student tells that the number is divisible by 2, the third by 3, the forth by 4 and so on till 10. If the statement of one of the students in wrong then what is the least number possible?A has some no. of sons & daughters.
each son has sisters as twice as brother(s).
each daughter has sisters as brothers.how many children A has?