Explore topic-wise MCQs in REASONING.

When Rahul was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Rahul's brother is 6 years older than him and his mother is 3 years younger than his father, how old was Rahul's sister when he was born ?

In a string of 20 beads, the average weight of the first 14 beads is 25 grams and that of the last 6 beads is 8 grams. What is the average weight of all the beads?

The weights of 4 boxes are 30, 40, 50 and 80 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Some equations are solved on the basis of a certain system. Find out the correct answer for the unsolved equation on that basis.
If 8 + 8 = 72, 5+5 = 30 and 7+7=56, what is 6+6 =?

Which two signs should be interchanged to make two given equation correct.
4 8 16 4 + 6 3 + 2 = 32

If " " stands for division, "+" stands for multiplication, " " stands for subtraction and " " stands for addition, which of the following equations is correct?

Which two numbers should be interchanged to make the following equation correct?
7 8 4 + 5 3 = 8 3 + 6 2 3

If A, represent and C, represent , D represent , and E represent + then the value of
14 C 3 A 12 E 4 D 2=?

Which two signs should be interchanged to make the following equation correct?
5 + 3 x 8 - 12 4 = 3

In how many different way can the letters of the word RUDE be arranged?

The pages of a book had been numbered 1 to 100 manually. How many times will it be essential to write the digit 5?

If the mathematical operator means , + means , means + and means , then 24+48 12 4 2=?