The Total solution for NCERT class 6-12
To promote making oftoilets for women, an organization tried to generate awareness through (i) house calls (ii) letters and (iii)announcements. The cost for each mode per attempt is given below:
i. Rs. 50
ii. Rs. 20
iii. Rs. 40
The number of attemptsmade in three villages X, Y, and Z are given below:
(i)
(ii)
(iii)
X
400
300
100
Y
250
75
z
500
150
Find the total cost incurred by the organization for threevillages separately, using matrices.