**Mental Ability MCQs** are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important **Mental Ability MCQs** for Preparation.

The student can clear their concepts for **Mental Ability**** **online quiz by attempting it. Doing MCQs based **Mental Ability**** **will help you to check your understanding and identify areas of improvement.

**Mental Ability Online MCQs with Answers**

What number comes next in the series? 2, 5, 10, 17, __

A) 24

B) 26

C) 28

D) 30

Which word does not belong in the following group? Apple, Orange, Banana, Mango, Carrot

A) Apple

B) Orange

C) Banana

D) Carrot

If all Cows are Cats and all Cats are Dogs, which of the following statements is true?

A) All Dogs are Cats

B) All Cats are Cows

C) All Cows are Dogs

D) Some Cats are Cows

If X + Y = 10 and X – Y = 2, what is the value of X?

A) 6

B) 4

C) 5

D) 8

Which shape is different from the others?

A) Circle

B) Square

C) Triangle

D) Rectangle

If the day after tomorrow is Monday, what day was it two days ago?

A) Thursday

B) Friday

C) Saturday

D) Sunday

Complete the analogy: 3 : 9 :: 5 : __

A) 15

B) 10

C) 25

D) 7

If Z is taller than X, and X is taller than Y, who is the shortest?

A) Z

B) X

C) Y

D) Insufficient information to determine

Solve the equation: 4 + 2 × 3 – 1

A) 9

B) 10

C) 11

D) 12

Which of the following numbers is the largest?

A) -3

B) -5

C) -2

D) -7

Complete the series: 3, 6, 12, 24, __

A) 36

B) 48

C) 30

D) 42

If RED is coded as 27 and BLUE is coded as 43, what is the code for GREEN?

A) 35

B) 38

C) 42

D) 45

Which of the following is the odd one out?

A) Square

B) Triangle

C) Circle

D) Rectangle

If 3 men can dig 3 holes in 3 hours, how many holes can 6 men dig in 6 hours?

A) 3

B) 6

C) 12

D) 18

Which number is missing in the series? 2, 5, 9, 14, __, 27

A) 18

B) 20

C) 22

D) 24

If all Lions are Tigers and all Tigers are Animals, which of the following statements is true?

A) All Animals are Tigers

B) All Tigers are Lions

C) All Lions are Animals

D) Some Tigers are Lions

Which word does not belong in the following group? Apple, Orange, Mango, Banana, Pineapple

A) Apple

B) Orange

C) Banana

D) Pineapple

If today is Sunday, what day will it be after 10 days?

A) Monday

B) Tuesday

C) Wednesday

D) Thursday

What is the next number in the series? 2, 4, 8, 16, __

A) 20

B) 24

C) 28

D) 32

A train travels at a speed of 60 km/h. How long will it take to travel a distance of 240 km?

A) 2 hours

B) 4 hours

C) 6 hours

D) 8 hours

If X + Y = 7 and X – Y = 3, what is the value of X?

A) 5

B) 4

C) 6

D) 2

Which shape is missing in the pattern? Square, Triangle, Circle, __

A) Hexagon

B) Rectangle

C) Oval

D) Diamond

If 8 pencils cost $16, how much would 12 pencils cost?

A) $20

B) $24

C) $18

D) $22

Which of the following is the smallest number?

A) -2

B) -5

C) -1

D) -7

If Monday is the first day of the month, what day will it be on the 10th day?

A) Monday

B) Tuesday

C) Wednesday

D) Thursday

Complete the analogy: 5 : 25 :: 7 : __

A) 21

B) 35

C) 49

D) 42

If all Cats are Mammals and all Dogs are Mammals, which of the following statements is true?

A) All Mammals are Cats

B) All Mammals are Dogs

C) Some Cats are Dogs

D) Some Dogs are Cats

What is the product of -3 and -4?

A) 7

B) 10

C) -7

D) -12

If today is the 15th of the month, what date will it be after 7 days?

A) 16th

B) 21st

C) 22nd

D) 23rd

Which number is missing in the series? 10, 20, 30, __, 50, 60

A) 35

B) 40

C) 45

D) 55

If all Cats are Animals and all Animals are Mammals, which of the following statements is true?

A) All Mammals are Cats

B) All Cats are Mammals

C) Some Cats are Mammals

D) Some Mammals are Cats

Which number is missing in the series? 5, 10, 20, __, 80

A) 30

B) 35

C) 40

D) 45

If 4 books cost $28, how much would 10 books cost?

A) $60

B) $70

C) $80

D) $90

Which word does not belong in the following group? Apple, Banana, Orange, Mango, Carrot

A) Apple

B) Banana

C) Orange

D) Carrot

What is the next number in the series? 1, 1, 2, 3, 5, __

A) 7

B) 8

C) 9

D) 10

If X is taller than Y, and Y is taller than Z, who is the tallest?

A) X

B) Y

C) Z

D) Insufficient information to determine

Which shape is missing in the pattern? Circle, Square, Triangle, __

A) Hexagon

B) Rectangle

C) Oval

D) Diamond

If the day before yesterday was Friday, what day will it be tomorrow?

A) Sunday

B) Monday

C) Tuesday

D) Wednesday

Complete the analogy: 6 : 36 :: 9 : __

A) 27

B) 45

C) 54

D) 81

If 2 + 3 = 8, 4 + 5 = 20, and 6 + 7 = 42, what is 8 + 9?

A) 64

B) 68

C) 72

D) 76

Which number is missing in the series? 2, 4, 8, 16, __, 64

A) 24

B) 32

C) 40

D) 48

What is the value of 5² – 3²?

A) 16

B) 20

C) 22

D) 24

Which word does not belong in the following group? Cat, Dog, Horse, Snake, Fish

A) Cat

B) Dog

C) Horse

D) Fish

If all Squares are Rectangles and all Rectangles are Quadrilaterals, which of the following statements is true?

A) All Squares are Quadrilaterals

B) All Quadrilaterals are Squares

C) Some Quadrilaterals are Squares

D) Some Squares are Quadrilaterals

If today is the 20th of the month, what date will it be after 5 days?

A) 21st

B) 24th

C) 25th

D) 26th

What is the product of -5 and 7?

A) -35

B) -12

C) 35

D) 12

If all Birds are Animals and all Dogs are Animals, which of the following statements is true?

A) All Animals are Birds

B) All Animals are Dogs

C) Some Dogs are Birds

D) Some Birds are Dogs

What is the value of 2 × (4 + 3) ÷ 5?

A) 2

B) 3

C) 4

D) 5

Which number is missing in the series? 1, 4, 9, __, 25

A) 12

B) 14

C) 16

D) 18

A bus travels at an average speed of 50 km/h. How long will it take to travel a distance of 200 km?

A) 2 hours

B) 3 hours

C) 4 hours

D) 5 hours

If all Squares are Rectangles and all Rectangles are Polygons, which of the following statements is true?

A) All Polygons are Squares

B) All Polygons are Rectangles

C) Some Polygons are Squares

D) Some Squares are Polygons

Which number is missing in the series? 3, 6, 9, __, 15

A) 10

B) 11

C) 12

D) 13

If 5 apples weigh 1 kg, how much would 20 apples weigh?

A) 3 kg

B) 4 kg

C) 5 kg

D) 6 kg

Which word does not belong in the following group? Lion, Tiger, Leopard, Elephant, Zebra

A) Lion

B) Tiger

C) Leopard

D) Elephant

What is the next number in the series? 2, 4, 8, 16, 32, __

A) 48

B) 64

C) 72

D) 128

If X is taller than Y, and Y is taller than Z, who is the shortest?

A) X

B) Y

C) Z

D) Insufficient information to determine

Which shape is missing in the pattern? Triangle, Square, Circle, __

A) Hexagon

B) Rectangle

C) Oval

D) Diamond

If the day after tomorrow is Tuesday, what day is today?

A) Sunday

B) Monday

C) Tuesday

D) Wednesday

Complete the analogy: 3 : 27 :: 4 : __

A) 12

B) 16

C) 32

D) 64

If 3 + 4 = 25, 5 + 6 = 77, and 7 + 8 = 161, what is 9 + 10?

A) 233

B) 252

C) 270

D) 292

Which number is missing in the series? 1, 3, 6, __, 15

A) 9

B) 10

C) 11

D) 12

What is the value of 4² – 2²?

A) 10

B) 12

C) 14

D) 16

Which word does not belong in the following group? Rose, Lily, Daisy, Tulip, Carrot

A) Rose

B) Lily

C) Daisy

D) Carrot

If all Birds are Animals and all Dogs are Birds, which of the following statements is true?

A) All Animals are Birds

B) All Animals are Dogs

C) Some Dogs are Birds

D) Some Birds are Dogs