Question

Five people can build 3 huts in 21 days. Find the number of people, working at the same rate that will build 6 similar huts in 15 days

Answer 1

People  Huts  Days

5           3        21
?           6        15
^7 21/_15³ x ^2 6/_3¹ x 5¹ = 14 People

Answer 2

7days

Answer 3

3 pple

Answer 4

25 people

Answer 5

Pple.     Huts.      Days
   5.          3.            21
   ?            6.          15

  5×6/3×21/15= 14 mens

Answer 6

Pple.     Huts.      Days
   5.          3.            21
   ?            6.          15

  5×6/3×21/15= 14 mens