The first Asian Games were held in
27 students took part in a debate of a college. What is the probability that at least 3 of them have their birth days in the same month?
The ratio of the redius and height of a cone is 5 : 12, respectively. Its volume is 23147cc. Find its slant height.
By selling an article at some price a person gains 10%. If the article is sold at twice of the price, the gain percent will be
In what time a sum will double itself at 20% per annum rate of interest?
Q is as much younger than R as he is older than T. If the sum of the ages of R and T is 50 years, what is definitely the difference between R and Q's age?