Question

A labourer gets 860 for 12 days work .How many days should he work to get 1290?

Answer 1

Step-by-step explanation:

in 860 for 12 days

then 1290 for D2 days

formula is

MDH/W=constant

Where,

M = Number of men

D = Number of days

H = Number of hours per day

W = Amount of work

so 12/860=D2/1290

D2=18 days

Answer 2

Answer:

A labourer gets Rs 860 , = 12 days

A labourer gets Rs 1 = 12 /860 days

A labourer gets Rs 1290 , No of days =

$1290 \times \frac{12}{860}$

=18 days