The pie diagram given here shows the distributions of students in six schools A, B, C, D, E and F in a town. Answer the following questions based on it.
If the difference in the number of students in B and C in anyear is 250, then the total number of students in that year all the schools in the town is
If the school A has 350 students in a year then the numberof students in the school E (in thousands) in that year is
In which schools in an year the number of students in B and C together is double the number of students
A Survey is conducted in 400 persons with regard to the readership of three national dailies E, D and T revealed the following information:
170 read E, 170 read D, 190 read T, 50 read E and D, 70 read D and T, 60 read E and T, 30 Read none and20 read all the three papers
Draw a Venndiagram for this data and answer the following questions
In a code, vowels of English alphabets are coded to $$\alpha, \beta, \gamma, \delta, \eta$$ respectively which each of the consonant is coded to the third successive consonant cyclically. following this coding process answer the following questions.