Question

- (c) S.P. = 39999 and C.P. 2. Find the cost price when (a) S.P. = * 1200 and profit = 3150 (c) S.P. = 45980 and loss = 230 lling price when (b) S.P. = 155999 and profit = 108|| (d) S.P. = 80000 and loss = 1500 = =​

Answer 1

Step-by-step explanation:

Given:

⇒(i)r= radius=23.5=1.75 , h= depth of the well=10m 

⇒Curved surface area 

=2πrh

=(2×722×1.75×10)m2=110m2

⇒(ii) Cost of plastering = Rs 40 per m2

The cost of plastering the curved surface = Rs (110×40)= Rs 4400.