Exams

What denotes learned and shared beliefs and behaviors?

4 years ago, the ratio of Vikah's to Rahul's age was 3:5. After 6 years, this ratio would become 4:5. Find present age of Rahul.

10 people could complete a task in 8 days. After 4 days, 2 of the workers left. How many days from then did it take to complete the task?

If the standard deviation of a population is 4.5, what would be the population variance?

The value of sec2θ + 2tanθcotθ - tan2θ is

If A + B = 90 deg and Cos B = 1/3, then the value of Sin A is

___ is used to control the fission reaction rate in a nuclear reactor as it absorbs neutrons without itself getting into fissioning.

_____ often referred to as a shock treatment, is a psychiatric treatment in which seizures are electrically induced in patients to provide relief from psychiatric illnesses.