Exam Maths Puzzle Numerical Ability Ratio and Proportion

On a perticular day, the ratio of the number of passengers travelled by first class and to that of by second class between two railway stations was 1 : 50, whereas the ratio of fare of first class to that of second class between the same stations was 3 : 1. The amount of 1,325 was collected from the passengers travelled between the two stations, what was the amount collected from the passengers travelled by second class?
Option
(a) 850
(b) 750
(c) 1,000
(d) 1,250

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Exam Other Question

Two vessels contain spirits of concentrations 50% and 75% respectively. If two litres from the first vessel and three litres from the second vessel are mixed, then what will be the ratio of spirit to water in the resultant solution?
Option
(a) 15 : 17
(b) 7 : 17
(c) 13 : 7
(d) 17 : 15
There are 2,94,000 tractors in a particular state, out of which 1,50,000 are manufactured by Mahindra. Out of every 1,000 Mahindra tractors, 98 are red in colour and 5.3% of the total number of tractors in the state are red. What percentage of non-Mahindra tractors are red?
Option
(a) 0.6125
(b) 0.5025
(c) 0.5130
(d) 0.6425