Related Questions

In a class of 60 students, 20 students like Math, 25 students like English and 30 students like Science. If 5 Students like both Math and Science, 8 Students like both English and Science and 3 students like neither of these subjects, how many students like all of the three subjects?
A 2
B 3
C 4
D 5
An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonion fluid beyond yield stress. Which of the following is an ideal plastic?
A Sewage sludge
B Rubber latex
C Blood
D Sugar solution
Plastic articles are normally produced by __________ moulding.
A Green sand
B Injection
C Shell
D Dry sand
Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?
A 8.66%
B 12.33%
C 16.66%
D 17.33%
Out of 30 student o any class, 20 students like football and 15 students like cricket . The number of students who like both the games is 10. Find the number of students who do not like any of the sports.
A 4
B 5
C 6
D 8
A,B,C,D,E,G and I are seven friends who study in three different standards namely 5th, 6th and 7th such that not less than two friends study in the same standard. Each friend also has a different favorite subject namely History, Civics, English, Bangla, Science , Maths , and Economics but not necessarily in the same order. A likes Maths and studies in the 5th standard with only one other friend who likes Bangla. I studies with tow other friends . Both the friends who study with I like languages (Here languages include only Science , English and Bangla ) . D studies in the 6th standard with only one person and does not like Civics . E studies with only one friend . The one who likes history does not study in 5th or 6th standard . E does not like languages. C does not like English , Science or Civics. Which combination represents E's favorite subject and the standard in which he studies?
A Civics and 7th
B Economics and 5th
C Civics and 6th
D History and 7th
In a school, 40% of the students are male and all the students like either math or English. If 60% of the students like math and 30% of the students are male who like English, what percentage students of the class are female students who like English?
A 5%
B 10%
C 30%
D 50%
In a class, 60% of children like Mathematics, 45% like Science and 25% like both Mathematics and Science. What is the percentage of children who like at least one subject?
A 70%
B 80%
C 45%
D 55%
Disposals dipers while a convenience are an environmental disaster. If people would use cloth dipers instead of thosr of disposals paper, mush less paper would be produced saving millions of trees each year. Therefore people should go back to buying washing and resing cloth dipers and Earth's precious natural resources would not be consumed so rapidly. This argument depends of which of the following assumptions ?
A Closth diapers are never disposed of.
B The current trend in infant care doing things "the old -fashion way"
C The process of washing cloth diapers consumes less natural resources than that of using disposable diapers.
D Modern people like their conveniences more than anything else.
A machine produces 1,000 units of plastic chair per hour . Working continuously at this rate, how many plastic chairs will this machine produce in a week ?
A 7,000
B 68,000
C 268,000
D 168,000

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