Question
In a class of 533 students, 133 are girls and remaining
are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wearing caps is 5:3 respectively. Find the number of boys in the class who are wearing caps.Solution
Number of boys in the class = 533 – 133 = 400 Number of boys who are wearing caps = 400 × (5/8) = 250
More Ratio and proportion Questions
What is the maximum number of processes that can be in the Ready state?
Which SQL constraint ensures that a column cannot have NULL values?
Which deadlock prevention scheme allows older transactions to preempt younger ones?
What is referential integrity?
Bitmap indexes are most efficient when:
The 'thrashing' in an operating system is related to:
Which type of join returns all rows from the left table and matching rows from the right table?
Which isolation level allows dirty reads?
In DBMS, which scheduling method ensures serializability of transactions?
HTTPS ensures which of the following?
Relevant for Exams:
