Question

Raghav a painter, always donates one-fourth of his income to an orphanage. Once he
got a contract of painting a room of length 6 m, breadth 4 m and height 10 m, one big
closed cubical box of side 4 m and one closed cylindrical tank having base diameter 14
m and height 2 m. He charged ₹ 20 per m2
for his work.

(i) How much money he will charge for painting the room including ceiling?
(a) ₹ 2240 (b) ₹ 4480 (c) ₹ 4000 (d) ₹ 4960
(ii) What is the capacity of cylindrical tank?
(a) 3080 3
(b) 308000 (c) 88 3
(d) 308000
(iii) What will be the total surface area of tank?
(a) 88 2
(b) 396 2
(c) 44 2
(d) 308 2
(iv) How much he will charge for painting the cubical box?
(a) ₹ 1280 (b) ₹ 640 (c) ₹ 1920 (d) none of these
(v) How much money he will give to the orphanage from the money earned
from painting the cubical box?
(a) ₹ 480 (b) ₹ 3580 (c) ₹ 1920 (d) ₹ 96

Answer 1

Answer:from painting the cubical box?

(a) ₹ 480 (b) ₹ 3580 (c) ₹ 1920

Step-by-step explanation: