Related Questions

In a city 40% of the people have black hair, 25% have black eyes and 10% have both black hair and black eyes. What percentage of the people in the city has neither black hair nor black eyes?
A 35
B 40
C 45
D 50
In a certain city 40% of the people have black hair, 25% have black eyes and 10% have both black hair and black eyes. What percentage of the people in the city have neither black hair nor black eyes?
A 35
B 40
C 45
D 50
A basket contains four balls of four diffirent colors -white red, black and green which will be distributed among for persons Rajib, Litu, Simu, and Rida. Rida must not be given the black one. Simu not be given either the black one or the green one. If the above conditions are fulfilled, Which of the following must be true?
A Simu will be given the red one
B Lity will given the black one
C Rida will be given the green one
D All of these
A box contains 200 marbles, 25% of which are of black colour. Babu took some marbles from the box found that 30% of them are black. Of the remaining marbles, 10% were black marbles. How many marbles did Babu take?
A 120
B 125
C 150
D None of these
কোন বিপ্লবকে 'অক্টোবর বিপ্লব' বলা হয়? (Which revolution is known as the 'October Revolution' ?)
A ফরাসি বিপ্লব (French Revolution)
B শিল্প বিপ্লব (Industrial Revolution)
C রুশ বিপ্লব (Russian Revolution)
D কোরিয়ান বিপ্লব (Korean Revolution)
In India, the Black Revolution is related to the manufacturing of which product?
A Charcoal
B Crude petroleum
C Diamond
D Black gram
In India the term Black Revolution is associated with:
A Self-dependence in the production of coal
B Nurturing the Black Soil
C Self-dependence in the production of petroleum crude oil
D Self-dependence in the production of balck corp
A box contains 24 balls , some are red and some are black. Each of the following could be the ratio between the red and black balls except
A 1 :1
B 3 : 1
C 5: 3
D 4: 3
A box contains 10 balls, some are red and some are black. Each of the following could be the ratio of the red to black balls EXCEPT ---
A 1:1
B 3:2
C 4:1
D 5:1
A jar contains black and white marbles. If there are ten marbles in the jar, all of the following could be the ratio of black and whit marbles EXCEPT:
A 9:1
B 7:3
C 1:1
D 1:4

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