An examinee is required to answer 7 questions out of 14 questions, which are divided into two groups each containing 7 questions. He is not permitted to answer more than four questions from any group. In how many ways can he answer seven questions?
What is the average of first 28 multiples of 2.8?
Find the average of first 21 whole numbers.
The ages of Geeta, Meera and Tina are in the ratio of 6:4:7 respectively. If the sum of their ages is 34 years, what is Meera’s age?
is divisible by which one of t...
Three natural numbers are such that one-third of the first number is equal to two-fifths of the second, and two-thirds of the second number is equal to ...
The largest three-digit number which gives the same remainder 3 when divided by 4, 9, 6 is:
When a number is divided by 17, the remainder remains 6. Find the remainder obtained when the square of the same number is divided by 17.
What is the average of first 24 multiples of 2.4?
Find the digit which will come at the unit place after solving the following expression (769 × 394 × 942)
If ‘+’ means ‘-‘, ‘×’ means ‘÷’ ‘÷’ means ‘+’ and ‘-‘ means ‘×’, then which of the following will be the value of th...
