Three persons can build a small house in 8 days. To build the same hou

1.	Three persons can build a small house in 8 days. To build the same house in 6 days, how many persons are required?
Answer» Let the persons required to build a house in 6 days be x. Days required to build a house and number of persons are in inverse proportion. ∴ 6 × x = 8 × 3 ∴ 6 x = 24 ∴ x = 4 ∴ 4 persons are required to build the house in 6 days.

Three persons can build a small house in 8 days. To build the same house in 6 days, how many persons are required?

Answer»

Let the persons required to build a house in 6 days be x.

Days required to build a house and number of persons are in inverse proportion.

∴ 6 × x = 8 × 3

∴ 6 x = 24

∴ x = 4

∴ 4 persons are required to build the house in 6 days.