self Maths Puzzle

If x, y , z are positive reals such that x3y2z4=7 then find the minimum value of 2x+5y+3z

Read Solution (Total 0)

self Other Question

Find the greatest value of a2.b3.c4 subject to the condition a+b+c=18 Divide one hundred loaves of bread among five persons so that the second person receives as much more than the first as the third receives more than the second and the fourth more than the third and the fifth more than the fourth. Also, the ratio of loaves received by the first two to those received by the last three is 4 : 21. How much does the fourth person get?