Progression (Sequence and Series)Hard

Question

In a college of 300 students every student reads 5 newspapers and every newspaper is read by 60 student. The number of newspapers is

Options

A.at least 30
B.at most 20
C.exactly 25
D.None of the above

Solution

Let n be the number of newspapers which are read by the students. Then,
    60n = (300) × 5 ⇒ n = 25

Create a free account to view solution

View Solution Free
Topic: Progression (Sequence and Series)·Practice all Progression (Sequence and Series) questions

More Progression (Sequence and Series) Questions

The first two terms of a geometric progression add up to 12. The sum of the third and the fourth terms is 48. If the ter...Let Tr be the r th term of an AP, for r = 1, 2, 3....... if for some positive integers m, n we have Tm = and Tm = , then...Let a, b be the roots of x2 − 3x + p = 0 and let c, d be the roots of x2 − 12 x + q = 0, where a, b, c, d fo...If fourth term of an HP is 3/5 and its 8th term is 1/3, then its first term is -...The sum of integers from 1 to 100 that are divisible by 2 or 3, is -...