For the following questions answer them individually
A factory buys 7 machines. 2 MachineÂA, 4 MachineÂB and rest MachineÂC. Prices of the machines are Rs 56000, Rs 45000 and Rs 30000 respectively. Calculate the average cost of these machines.
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:
The point P (a,b) is first reflected in origin to P1 and P1 is reflected in YÂaxis to (4,Â3). The coÂordinates 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?
