edited by
511 views
0 votes
0 votes

A wooden box (open at the top) of thickness $0.5\:\text{cm}$, length $21\:\text{cm}$, width $11\:\text{cm}$ and height $6\:\text{cm}$ is painted on the inside. The expenses of painting are Rs. $70$. What is the rate of painting per square centimetres?

  1. $\text{Re}\;0.7$
  2. $\text{Re}\;0.5$
  3. $\text{Re}\;0.1$
  4. $\text{Re}\;0.2$
edited by

Please log in or register to answer this question.

Related questions

544
views
0 answers
0 votes
go_editor asked Mar 11, 2020
544 views
A cube of side $12\; \text{cm}$ is painted red on all the faces and then cut into smaller cubes, each of side $3 \text{cm}$. What is the total number of smaller cubes hav...
1.6k
views
2 answers
0 votes
go_editor asked Jan 14, 2016
1,587 views
If the lengths of diagonals DF, AG and CE of the cube shown in the adjoining figure are equal to the three sides of a triangle, then the radius of the circle circumscribi...
520
views
0 answers
0 votes
go_editor asked Mar 11, 2020
520 views
Direction for questions: Answer the questions based on the following information.In a locality, there are five small cities: $\text{A, B, C, D}$ and $\text{E}$. The dista...
750
views
1 answers
1 votes
go_editor asked Mar 11, 2020
750 views
If $\text{ABCD}$ is a square and $\text{BCE}$ is an equilateral triangle, what is the measure of $\angle \text{DEC}?$$15^{\circ}$$30^{\circ}$$20^{\circ}$$45^{\circ}$
679
views
1 answers
1 votes
go_editor asked Mar 11, 2020
679 views
Instead of a metre scale, a cloth merchant uses a $120\; \text{cm}$ scale while buying, but uses an $80\; \text{cm}$ scale while selling the same cloth. If he offers a di...