Question 1
By selling a T-shirt at 25% discount, Ramu manages to earn a profit of 20%. How much above the cost price
did he mark the T-shirt?

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By selling a T-shirt at 25% discount, Ramu manages to earn a profit of 20%. How much above the cost price
did he mark the T-shirt?
A local train having speed 36 Km/hr leaves Thane station and after 30 mins Chennai express leaves Thane
station at speed of 72km/hr. What will be the time required by Chennai express to completely overtake the
local train if both trains do not stop in between?
A boat takes 4 hours to travel from P to Q upstream. If the distance between P and Q is 20 km and the
speed of the boat in still water is 3 times the speed of the stream, then how much time will the boat take to
travel from Q to P downstream?
a,b,c d are 4 distinct even natural numbers less than 10. The highest power of 2 that will definitely divide the
product of these 4 numbers is ?
It is given that \(k^4 + \frac{1}{k^4} = 47\) (where \(k > 0\)), then find the value of \(k^3 + \frac{1}{k^3}\).
A card is drawn from a pack of 100 cards numbered 1 to 100. Find the probability of drawing a number
which is square?
5 red, 4 blue and 3 green balls are kept in bag. Two balls are drawn at random from the bag. What is the
probability that none of the two balls drawn is red in color?
What is the sum of 2-digit numbers that are divisible by either 5 or 7?
According to a survey conducted in a neighbourhood, at least 70% of the people read the Hindu, at least
75% of the people read the Times of India and at least 80% of the people read the Deccan Chronicle. What
is the minimum percentage of people in the neighbourhood, who read all three newspapers?
Five spheres, each of radius 3 cm, are melted to form a new cylinder of the same radius. What is the height
of the cylinder formed?