Question
Answer these questions based on the following
information. There are 4 red balls, 4 green balls and 6 blue balls, in a box If two balls are drawn randomly, what is the probability that at least one of them is blue?Solution
The correct answer is D
361Â + 362Â + 363Â + 364Â is divisible by which number?
In an examination, the number of those who have passed and the number of those who failed were in the ratio of 40 : 7. If 7 more had appeared and the nu...
Find the value of 'a' in the given data if the mean of the given data is 25.
12, 20, 30, 28, 26, 22, a, 24, 18, 30
- How many values of 'k' ('k' is a natural number) are possible if '7854k8' is always divisible by 8?
Calculate the difference between number of factors and sum of factors of 396.
Aakriti’s present age is 5 times of Poonam’s age. The sum of the present ages of Aakriti, Poonam and Aakriti’s father is 86 yrs. Aakriti’s fathe...
When a number is increased by 60% then the number obtained is 28 less than thrice the original number. Find the original number.
- The biggest three-digit number leaves 2 as a remainder when divided by 11, 9, and 4. What is the sum of its digits?
- The divisor is 30% of the quotient and 3 times the remainder. If the remainder is 5, then what is the dividend?