Q. X % increase followed by y% increase is equivalent to a single increase of
A) %
B) xy%
C) %
D) %
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. Each side of a rectangle is increased by 100% .By what percentage does the area increase?
A) 100%
B) 150%
C) 300%
D) 350%
Q. A school has 30% students from Maharashtra .Out of these 20% are Bombay students. Find the total percentage of Bombay?
A) 6%
B) 10%
C) 12%
D) 11%
Q. Saketh sells an article at Rs.2,286 at a profit of 27%. Find the rate at which he bought the article.
A) Rs 1650
B) Rs 1725
C) Rs 1800
D) Rs 1400
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
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 merchant marks a profit of 20% by selling .an article. What would be the percentage change in the profit percent had he paid 10% less for it and the customer paid 10% more for it ?
A) 120%
B) 125%
C) 133.33%
D) 150%
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. 20% of a 6 liter solution and 60% of 4 liter solution are mixed. What percentage of the mixture of solution
A) 25%
B) 30%
C) 36%
D) 40%
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
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