class 6-8 Quiz Answers

class 6-8 Quiz

Question Number 1

If the product of two numbers is 115, and its HCF is 1, the LCM will be

A. 115

B. 1

C. 5

D. 25

Question Number 2

Two complementary angles differ by 6 degree. the measure of the smaller angle is

A. 36

B. 42

C. 48

D. 54

Question Number 3

2/3 of a number is less than the original number by 11. The number is

A. 30

B. 33

C. 36

D. 24

Question Number 4

complete the following pattern: 121, 232, 343, ______

A. 464

B. 455

C. 545

D. 454

Question Number 5

If x= -1 , y=1, z=1 what is the value of xy + yz +zx +1

A. 0

B. 1

C. -1

D. 2

Question Number 6

A man is four times old his son and their ages add upto 40 yrs. What was the age of son 5 yrs. ago?

A. 5 yrs

B. 6 yrs

C. 3 yrs

D. 10 yrs

Question Number 7

The cube of a positive integer multiplied to the square of a negative gives the result as a

A. A negative integer

B. A positive integer

C. Zero

D. None

Question Number 8

How many 25p coins are there in Rs 10.75

A. 40

B. 45

C. 41

D. 43

Question Number 9

If 29th April 2007 falls on Sunday what is the day of 29th July 2007

A. WEDNESDAY

B. MONDAY

C. SUNDAY

D. SATURDAY

Question Number 10

If the cost of 6 books is Rs96, the cost of 4 books

A. 95

B. 60

C. 64

D. 144

Question Number 11

Find the value of 8.93 × 1000 + 1.07 × 1000

A. 100

B. 10000

C. 8930

D. 10700

Question Number 12

How many times does 4 occur at tens place if we write down all the two digit numbers?

A. 15

B. 12

C. 18

D. 10

Question Number 13

Find the value of : (15+5) × 2 + 15 ÷ 3

A. 45

B. 40

C. 30

D. 50

Question Number 14

If * is an operation such that for integers a and b, a * b = a+b-5, find the value of 3 * 4

A. 7

B. 15

C. -5

D. 2

Question Number 15

Three out of the four number are alike in a certain way. Identify the one which does not belong to the group: 19 67 37 69

A. 37

B. 67

C. 69

D. 19

Question Number 16

If 14 x 4 = 56, then the value of 0.14 x 0.4 is

A. 5.6

B. 0.056

C. 0.56

D. 56

Question Number 17

Find the ratio of 30 days to 36 hours

A. 1:20

B. 4:1

C. 20:1

D. 1:4

Question Number 18

If x and y are co primes, then their LCM is

A. x + y

B. x/y

C. x - y

D. xy

Question Number 19

What is the least number that should be given to * so that 653*47 is divisible by 11

A. 2

B. 1

C. 6

D. 9

Question Number 20

Complete the series 5, 11, 18, 26, ______

A. 30

B. 40

C. 35

D. 36

Question Number 21

10% more than 90 is

A. 81

B. 99

C. 89

D. 101

Question Number 22

Which of the following set of numbers can not form the sides of a triangle?

A. 5,7,9

B. 2,10,15

C. 2,5,7

D. 3,4,5

Question Number 23

Mohan takes 6 rounds of a rectangular park of sides 30 m and 20 m. How much distance is covered?

A. 600m

B. 300m

C. 800m

D. 60m

Question Number 24

A pair of integer whose difference is -10 is

A. 10, -10

B. -12,-2

C. 11,-1

D. -11,1

Question Number 25

Find the reciprocal of {(12/5) x (125/4)}

A. 75

B. 2/25

C. 25/2

D. 1/75