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?
ক 2
খ 3
গ 4
ঘ 5
Read the following passage and select the most appropriate answer : Nine books are to be arranged form the left to right on a shelf . Of these , four books are leather -bounds , three are cloth -bounds and remaining books are paperbacks. The leather bound books must be together . The paperback books must also be together. The clothbound books need not to be together . The cloth-bound books must be next to each other , if a paperback book is in which of the following position ?
ক the ninth
খ the first
গ the fifth
ঘ Try your self
A class of 20 students borrowed library books for their research projected. Some of the students borrowed 3 books each, and the rest borrowed 2 books each. If a total of 52 books were borrowed, how many of the students borrowed, how many of the students borrowed 3 books each?
ক 8
খ 9
গ 10
ঘ 12
The city library donated some books to a class. If each student takes 4 books. there will be 20 books left. If 3 students do not take a book and the rest of the students take 5 books each, there will be no books left. How many books were donated to the class?
ক 120
খ 140
গ 160
ঘ 175
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?
ক 5%
খ 10%
গ 30%
ঘ 50%
For every novel in the library there are 2 science books, for each science book there are 7 economics books. Express the ratio of economics books to science books to novels in the library as a triple ratio.
ক 7 : 2 : 1
খ 7 : 1 : 2
গ 14 : 7 : 2
ঘ 14 : 2: 1
For every novel in the school library there are two science books, for each science book there are seven economice books. Express the ratio of economics books to science books to novels in the school library as a triple ratio.
ক 7 : 2 : 1
খ 7 : 1 : 2
গ 14 : 7 : 2
ঘ 14 : 2 : 1
For every novel in the library there are 2 science books; for each science book there are 7 economics books. Express the ratio of economics books to science books to novels in the library as a triple ratio.
ক 7 : 2 : 1
খ 7 : 1 : 2
গ 14 : 2 : 1
ঘ 14 : 1 : 2
There are 48 books on 3 shelves. If 3 books from third shelf are shifted to the second there will be same number of books on first and third shelves and double the number of books on shelf . How many books were there on three shelves originally?
ক 10, 25,13
খ 12, 21,15
গ 11, 23, 14
ঘ 13, 19, 16
Jane, Karim and Leo checked out books from the library. Jane has an even number of library books . Karim has 3 more library books than Jane . Leo has 2 more library books than Karim. Which statement is true about the number of library books Karim and Leo have ?
ক Karim's number is odd, and Leo's number is odd.
খ Karim's number is odd, and Leo's number is even.
গ Karim's number is even, and Leo's number is odd.
ঘ Karim's number is even, and Leo's number is even.

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