alleryStart learning →Ravi visits the library on 2 days of a Monday to Sunday week, never on two days in a row. How many choices exist?
A15
B6
C21
D12
Answer & Solution
Correct answer: A. 15
There are 21 pairs of days, and 6 of them are neighbouring days, so 21 minus 6 is 15.
Keep practising Days, dates and possible combinations
Browse all Days, dates and possible combinations questions for Olympiad (Class 5), or explore more Reasoning topics.
Related questions
How many days are there in 5 weeks and 3 days?Four years in a row include one leap year. After removing complete weeks, how many days reHow many days are there in three consecutive years that include exactly one leap year?In a common year, which of these months has the fewest days?Which pair of dates of one month always fall on the same day of the week?Today is Saturday. What day was it 100 days ago?In the Gregorian calendar, how many leap years occur in every 400 years?How many minutes are there in one week?