Problems on Numbers - Aptitude Questions and Answers Part 6

26. (112 * 54) = ?

a. 67000
b. 70000
c. 76500
d. 77200

Answer: b. 70000


27. Which one of the following cannot be the square of a natural number?

a. 20164
b. 32761
c. 42437
d. 81225

Answer: c. 42437