1)The distance between two stations p and q is 300 km.Two trains A and B travel at 40 km/Hr and 60 km/Hr respectively towards each other.Now train A leaves at 9:am from p towards q and halts for 10 min after traveling for an hour.Train B starts at 10:am from q towards p and halts only once at the midpoint for half an hour.How far from p do these trains meet?
2)In a trapezium it was found that the sum of the squares of the diagnols is less than the sum of the squares of the sides by 144 cm sq.If the shorter side is 9 cm long,find the
length of the longer parallel side(in cm).
3)A man sells two scooters for rs 12000 each.He makes a profit of 20 percentage on one and loss of 20 percentage on the other scooter.The percentage of the profit/loss on the whole for that person?
4)The cost of 5 pens,11 erasers and a sharpener is rs 64.The cost of 7 pens,16 erasers and a sharpener is rs 90.Find the total cost of 1 pen,1 eraser and one sharpener,in rupees.
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