Q1.In a class, 35% of the students are boys, and the rest are girls. 60% of the girls in the class managed to score more than 85% in their Board Exams, while 48% of the students of the class scored 85% or less. What is the probability that two randomly selected boys in the class both scored more than 85% in their Board Exams?
a) 13c2/40c2 b) 12c2/40c2 c) 12c2/35c2 d) 13c2/35c2 e) None of these
Q2.A dishonest seller marks the price of wheat 12% above the cost price but claims to sell at the cost price. He also uses a weight of 700 gm in place of 1000gm for one Kilogram. What will be the difference between the profit percentages when he marks the price of wheat 12% above the cost price and it he sells the wheat as claimed by him?
a) 16.113% b) 14.142% c) 17.143% d) 15.123% e) None of these
Q3.Quantity l: A and B together can do a work in 12 hours while B and C together do the same work in 10 hours. In how many hours will A and C together do the work if A, B, and C together do the work in 20/3 hours?
Quantity Il: Pipe P alone can fill a tank in 16 hours while pipe Q alone fill the same tank in 20 hours. Pipes P and Q are opened together and after 5 hours another pipe R which can alone fill the tank in 10 hours has also been opened. In how much time will the tank get filled?
Q4.Quantity l: Vikram takes 5 hours to reach point B from point A on a bike while takes 3.5 hours to reach point A from point B in a car. The speed of the car is 36 km/h more than the speed of the bike. Find the distance between the point A and the point B.
Quantity Il: A boat takes 5 hours 15 minutes to reach other end of a river while going upstream and takes 4 hours 40 minutes to reach other end while going downstream. If the speed of the stream is 5 km/h then find the length of the river.
Q1.If the percentage profits on item B at Store P and Store Q are 25% and 70(5/6) % respectively and selling price of item B at Store P is Rs 2000, then cost price of item B at Store Q is what percent of cost price of item B at Store P?
a) 70% b) 75% c) 80% d) 85% e) 82%
Q2.The selling price of item E at store Store Q is Rs.2835 and the percentage profit on item E at store Store P is 43 5%. If the cost price of item E at all the given four stores is same, then what is the total profit on Item E at all the four given stores together?
a) 2395 b) 3795 c) 4397 d) 2950 e) None of these