Find the mode for the given distribution (rounded off to two decimal places)

Class                             5-10 10-15 15-20 20-25 25-30 30-35

Interval Frequency       8         7          6         9          11      10

In a question on division, the divisor is 7 times the quotient and 3 times the remainder. If the remainder is 28, then the dividend is 

If the 5-digit number 535ab is divisible by 3, 7 and 11, then what is the value of (a² - b² + ab)?

Which of the following is the least 6-digit number that is divisible by 93?

When a number is divided by 192 the remainder is 54. What will be the remainder when the same number is divided by 16?

The 4th term of an arithmetic progression is 15, 15th term is -29, find the 10th term?

The product of two consecutive even numbers is 168. Find the sum of the numbers?

Any six-digit number that is formed by repeating a three-digit number, is always divisible by: