If the cost of plastering 4 walls of a room at Rs 45 per sq. m is Rs 8100, find the area of the 4 walls of the room

Step-by-step explanation:

Rs8,100 / (Rs45 per square meter)

= 180 square meters.

The area of the 4 walls of the room is 180 sq.m.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

after 1 year: 221 deer

step-by-step explanation:

30% of 170 is 51. 170+51=221