For the following questions answer them individually
A factory buys 7 machines. 2 MachineA, 4 MachineB and rest MachineC. Prices of the machines are Rs 56000, Rs 45000 and Rs 30000 respectively. Calculate the average cost of these machines.
Coefficient of $$x^{2}$$ in $$6x^{3}+4x^{2}+2x+3$$ is
Azhar is 4 times as good a workman as Balaraj and therefore is able to finish a job in 45 days less than Balaraj. Working together, they can do it in:
Find k, if the line 2x - 3y = 11 is perpendicular to the line 3x + ky = 4?
On dividing $$8a^{2}b^{2} c^{2}$$ by $$4a^{2}$$, we get
The point P (a,b) is first reflected in origin to P1 and P1 is reflected in Yaxis to (4,3). The coordinates of point P are
An engineering student has to secure 25% marks to pass. He gets 45 and fails by 45 marks. Find the maximum marks.
A man travels 430 kilometres in, partly by rail and partly by steamer. He spends 10 hours more time on steamer. If the velocity of the steamer is 25 km/hr and the velocity of rail is 65 km/hr, how much distance does he cover by steamer?
The largest 5 digit number exactly divisible by 89 is:
$$\sqrt{\frac{(1 + tan^{2}A)}{tan^2A}}$$ is equal to