Tag: math & puzzles

Product of 555,555,555 Multiplied by 555,555

Product of 666,666,666 Multiplied by 666,666

The terms “Mean”, “Median”, and “Mode” refer to

4) The probabilities that a husband and wife will be alive 20 years from now are 0.8 and 0.9 respectively. Find the probability that in 20 years at least one will be alive.

5) If both x and y are prime numbers, which of the following CANNOT be the difference of x and y?

vaeppang kuLathu kizhiyae en vayasa udaicha uLiyae

If k is divisible by 2, 3, and 15, which of the following is also divisible by these numbers?

If (x + 2) 2 = 9 and (y + 3) 2 = 25, then the maximum value of x / y is

The average weight of 15 persons is increased by 2 kg when in place of a person having weight 70 kg another new person is included. The weight of the new person is:

In class of 100 students 50 students passed in Mathematics and 70 passed in English, 5 students failed in both Mathematics and English. How many students passed in both the subjects?