What is a two-digit number?

I. The difference between the two digit is 5.

II. First digit is smaller than the second digit.

From I, x – y [if gte msEquation 12]>

- There are 7 people in a group. Average age of the group decreases by 5 when two more people join the group. Find the average age of the new group. Statement I: Sum of the ages of the two people who joined later is 25 yrs. Statement II: Total of the ages of people originally was 245 yrs.
- What is the value of a two digit number? StatementI. The sum of the digits of the number is 9. Statement II. The digit at the tens place is 125% of the digit at the unit place.
- What is the speed of man in still water? Statement I : The speed of man in still water is twice the speed of the stream. Statement II : In 30 minutes, the man can swim thrice as far with the stream as he can against the stream.
- What was the per cent profit/loss made/incurred by selling an article for Rs. 24000? Statement I. The ratio between the selling price and the cost price of the articles is 5 : 3 respectively. Statement II. The difference between the cost price and the selling price is Rs. 9600.
- Retailer gained how much by selling his products in November 2017? Statement I: He earned 25% more profit in December 2017 as compared to October 2017. Statement II: In December 2017 he earned 5% more profit than in November 2017. Statement III: The total profit earned in November 2017 and October 2017 was Rs 40,000.
- What is the speed of a boat in still water? I. The boat covers a distance of 120km in 5 hours while running upstream. II. It covers the same distance in 3 hours while running downstream.
- In how much time will a train running with a speed of 72 km/hr cross the second train? I. The length of the two trains is 80 metres and 100 metres respectively. II. The speed of the second train is 60 km/hr.
- What is the area of a circular field? I. The area of the largest square that can be inscribed in the given circular field is 450 cm². II. The area of the smallest square in which the given circular field can be inscribed is 900 cm².
- Two boats A and B are rowing in two different rivers M and N respectively. Find the distance covered by boat B in 12 hours downstream. i) Boat A can cover 360 km downstream in 6 hours while B can cover 96 km upstream in 4 hours. ii) Speed of streams (M + N) = 7 km/hr iii) Distance cover by B in y hours downstream is 150 km more than the distance cover by B in (v+5) hours upstream.
- Find length of the metro? Statement I : If metro can cross a platform in 40 seconds and a pole in 24 seconds. Statement II : If the speed of metro is 60 km/hr. Statement III : If the length of platform is 300metre.

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