For the following questions answer them individually
What will be the difference between the total surface area and the curved surface area of a hemisphere having 4 cm diameter?
A can do a piece of work in 8 days, while B can do it in 7 days. If they work at it alternately beginning with A, then in how many days will the work be completed?
The cost of painting the total surface area of a 30 m high solid right circular cylinder at the rate of ₹25 per $$m^{2}$$ is ₹18,425. What is the volume (in $$m^{3}$$) of this cylinder [use $$ \pi \frac{22}{7}$$]?
What is the length (in cm) of the transverse common tangent between two circles with radii 6 cm and 4 cm, given that the distance between their centres is 14 cm?
The table given below shows the number of products sold by 4 shopkeepers A. B. C and D on four different days.
If the total products sold by A and B, including all four days, is 3000 and 3500, respectively, the products sold by B on Tuesday is bow many more or less than the products sold by A on Thursday?
7 If an amount of ₹80 becomes ₹96 in 2 years in a bank account which gives simple annual interest, then an amount of ₹62,000 will become ________ in the same account after 5 years.
If $$a \alpha b, b \alpha \frac{1}{c}$$ and $$c \alpha d$$, then the relation between a and d is:
Study the given table and answer the question that follows.
The table shows the production of five types of cars P, Q, R, S and T by a company from the year 1989 to 1994.
During the period 1989-94, which type of car featured a continuous increase in production?