Answer:
Total cost of polishing the floor is Rs/500.
Step-by-step explanation:
The floor consists of 2000 tiles which have the shape of a rhombus.
Area of rhombus =
Where: and are the diagonals.
Given that:
= 40 cm = 0.4 m
= 25 cm = 0.25 m
Then,
Area of each tile =
=
= 0.05
Area of each tile is 0.05 .
Since there are 2000 tiles on the floor of the building, then;
Total area covered by the tiles = 0.05 x 2000
= 100
The total cost of polishing the floor = 100 x Rs/5
= Rs/500
Answer:
the answer would be d., have a good day
Answer:
225 rs
Step-by-step explanation:
cost of 1 pen = 20 rs
total cost of 4 pens = 20×4= 80 rs
cost of 1 pencil = 5 rs
total cost of 5 pencils = 5×5 = 25 rs
cost of 1 box = 60 rs
total cost of 2 boxes = 60×2 = 120 rs
Total= 80+25+120 = 225 rs
Answer:
Option C is false
It is true that the square of both 10 and -10 is 100 but you can still obtain 100 by squaring 5 so the third option is incorrect
Answer:
Step-by-step explanation:
2,2+1,2+1+3,2+1+3+5,...
2,3,6,11,18,27