Quantitative Aptitude - Arithmetic Ability Questions

Product of digits of a 2-digit number is 72. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

Select the odd number from the given alternatives.

Select the odd letters from the given alternatives.

Which of the following equations has the sum of its roots as 11?

What is the value of tan 7π/4?

Select the odd word/letters/number/number pair from the given alternatives.

Jaikishen can do a piece of work in 15 hours. If he is joined by Jhanvi who is 50% more efficient, in what time will they together finish the work?

In the given figure, ABCD is a square, BCXYZ is a regular pentagon and ABE is an  equilateral triangle. What is the value in deg of EBZ?