Find the number that does not belong to the group of odd numbers.
If (x^2 + x + 1) / (x^2 - x + 1) = 2/3, find the value of x^2 + 1/x^2 + 2.
Pointing to a person named Jwala, a man says "This girl is the wife of the grandson of my mother". How is the man related to Jwala?
8 boys A, B, C, D, E, F, G, and H have to be seated on 8 chairs. Calculate the number of ways in which they can be seated such that C and D always sit together.
A cricketer has a certain average for 10 innings. In the eleventh inning, he scored 108 runs, thereby increasing his average by 6 runs. What is his new average?
5% of A's income is equal to 15% of B's income, and 10% of B's income is equal to 20% of C's income. If C's income is Rs. 200, then the total income of A, B, and C is:
The average weight of 19 men in a ship is increased by 3.5 kg when one of the men, who weighs 79 kg, is replaced by a new man. Find the weight of the new man up to 2 decimal places.
Pick out the most effective word(s) from the given words to fill in the blank to make the sentence meaningfully complete.
The miser gazed ...... at the pile of gold coins in front of him.
P, Q, and R take 20 days, 30 days, and 40 days respectively to complete a job. The three work in rotation, with only 1 person working on a day. Who should start the job so that the job is completed in the least possible time?