For the following questions answer them individually
The following pie-chart shows percentage wise distribution of teachers of in six different subjects in a school.
Total number of teachers = 1800
The ratio of the number of teachers in Hindi to the number of teachers in English and Mathematics together is:
Distance of a chord OP from the centre of a circle is 6 cm. If diameter of this circle is 20 cm, then what will be the sum of radius and length of chord OP?
If the 4-digit number 48ab is divisible by 2, 5 and 7, then what is the value of (10a - b)?
The graph shows the production of when (in lakh tons) by states M, N, and O in four consecutive years. Find the year which has the minimum production of wheat.
The ratio of three numbers is 6 : 5 : 9. If 20 percent of the first number is 30, then what would be 50 percent of the difference of third and second number?
Find the value of tan x, if $$\sec x + \tan x = \surd{3}$$ and x lies between $$0^{\circ}$$ and $$90^{\circ}$$.
If $$(x + 1)^{2} + (x + 2)^{2} = 16$$, then what is the value of $$4x^{2} + 12x + 40$$ ?
The line chart given below shows the expenditure of two companies J and K in five different years.
L1 - The difference between average expenditure of company J in year A and B and the average expenditure of company K in year C and D.
L2 - The value of average expenditure of company K in all 5 years.
What is the value of (L2 - L1)?
8 men or 10 boys can complete a work in 174 days. 12 men and 14 boys will complete the same work in how many days?
If the volume of a cube is 1728 $$cm^{3}$$, then what is the total surface area of the cube?