1. A 180-metre long train crosses another 270-metre long train running in the opposite direction in 10.8 seconds. If the speed of the first train is 60 kmph., what is the speed of the second train in kmph?

80

90

150

Cannot be determined

None of these

2. Two-third of three-fourth of one-fifth of a number is 15. What is 30 per cent of that number?

45

60

75

30

None of these

3. An amount of money is to be divided among P, Q and R in the ratio of 3: 5:7 respectively. If the amount received by R is Rs.4, 000 more than the amount received by Q, what will be the total amount received by P and Q together?

Rs.8,000

Rs.12,000

Rs.16,000

Cannot be determined

None of these

4. Arun invested a sum of money at a certain rate of simple interest for a period of four years. Had he invested the same sum for a period of six years the total interest earned by him would have been fifty percent more than the earlier interest amount. What was the rate of interest per cent per annum?

4

8

5

Cannot be determined

None of these

5. A shopkeeper bought 30 kg. of wheat at the rate of Rs.45 per kg. He sold forty percent of the total quantity at the rate of Rs.50 per kg. Approximately, at what price per kg, should he sell the remaining quantity to make 25 per cent overall profit?

Rs.54

Rs.52

Rs.50

Rs.60

Rs.56