Q. At college, 70% students studied Maths,75% students studied English,85% studied french and 80% studied German. What percentage at least must have studied all 4?
A) 25%
B) 30%
C) 20%
D) 10%
Q. If on an item a company gives 25% discount, they earn 25% profit. If they now give 10% discount then what is the profit percentage.
A) 40%
B) 55%
C) 35%
D) 30%
Q. In an election o between 2 candidates,a candidate who obtained 7650 votes lost bya margin of 10% of total votes.Find the total votes?
A) 12000
B) 10000
C) 17000
D) 1600
Q. A reduction of 12.5% in the price of rice enables a man to buy 2.5Kg more for rs.100 what is the reduced price per kg?
A) Rs.4
B) Rs.5
C) Rs.2
D) Rs.5.75
Q. In a school of 1000 students, 99% play at least 1 game, 49% play at least 2 games, 24% plat at least 3 games, 14% at least 4 games and only 4% play all the 5 games. What is the sum of number of students who play exactly 3 games and who play exactly 4 games?
A) 50
B) 100
C) 150
D) 200
Q. The tax on  petrol decreased by 20% with the result by which the consumotion increased by  40% the percentage change in revenue?
A) 12% increase
B) 12% decrease
C) 6% increase
D) 6% decrease
Q. An alloy consists of 35% Zinc,45% Nickel and the rest copper.Find the mass of  copper in 550gm of the alloy?
A) 100gm
B) 135gm
C) 125gm
D) 110gm
Q. For a recuperating patient, the doctor recommended a diet containing 10% minerals and at least 30% protein. In how many different ways can we prepare this diet by mixing at least two ingredients?
A) 1
B) 2
C) 3
D) 4
Q. shreya bought an article and sold it for 125% of its cost price. what was the cost price of the article, if shreyas sold it for Rs. 30750/-
A) Rs 24600
B) Rs 24640
C) Rs 24250
D) Rs 23200
Q. In a college 12% of total students are interested in sports, 3/4th of total students are interested in dance. 10% of total students are interested in singing and remaining 15 students are not interested in any activity. How many students are there in the college?
A) 450
B) 500
C) 600
D) 650
Today Challenging Question
Q. If a boat is moving in upstream with velocity of 14 km/hr and goes downstream with a velocity of 40 km/hr, then what is the speed of the stream ?
A) 13 km/hr
B) 26 km/hr
C) 34 km/hr
D) none of these
18 members solved