In an area of the total people 40% were women and 45% coffee drinkers. One-third of the makes are coffee drinkers. Suppose the total number of persons in the area is 100, then the number of female non coffee drinkers is a. 15   b. 20    c. 25     d. none of these

In a certain office 72% of the workers prefer tea and 44% prefer coffee.If each of them prefers tea or coffee and 40 like both,the total number of workers in the office 200 b.250 c.240 d.320

The following table shows the percentage of male and female coffee drinkers and non-coffee drinkers in two Towns A and B : If the total population of the Towns A and B be 10,000 and 20,000 respectively, then what is the total number of female coffee drinkers in both towns ?

If one numbers 80% of the other and 4 xx the sum of their squares is 656, then the numbers are 4,5 b.8,10 c.16,20 d.None of these

The difference of tow numbers is 20% of the larger number. If the smaller number is 12, the larger one is a. 15 b. 16 c. 18 d. 20

76% of the students in a school are boys.If the number girls is 20, then the total number of student is 760b.850c.800d.900

Refer to the data below and answer the question that follow: In the survey among students at all the IIMs, it was found that 48% preferred coffee, 54% liked tea and 64% smoked. Of the total, 28% liked coffee and tea, 32% smoked and drank tea and 30% smoked and drank coffee. Only 6% did none of these. If the total number of students is 2000 then find. The ratio of the number of students who like only coffee to the number who like only tea is

Refer to the data below and answer the question that follow: In the survey among students at all the IIMs, it was found that 48% preferred coffee, 54% liked tea and 64% smoked. Of the total, 28% liked coffee and tea, 32% smoked and drank tea and 30% smoked and drank coffee. Only 6% did none of these. If the total number of students is 2000 then find. Number of students who like coffee and smoking but not tea is

In a class of 65 students and 4 teachers,each student got sweets that are 20% of the total number of students and each teacher got sweets that are 40% of the total number of students.How many sweets are there? 104 b.84 c.949 d.897 e.none of these

In a college election between two candidates, one candidate got 55% of the total valid votes 15% of the votes were invalid.If the total votes were 15200, what is the number of valid votes the other candidate got? 5814 b.6840 c.7106 d.8360 e.none of these

In an examination,51% candidate failed in physics and 43% failed in mathematics,14% failed in both the subjects.If the total number of candidates who passed in physics alone are 580, then the total number of candidates is: (A).2100(B).2000(C).2500(D). None of the above