Mental Ability (NCO- Cyber Olympiad Class 6): Questions 71 - 76 of 394

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 722 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 400.00 or

Question number: 71

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Which set of numbers is the prime factorization of 36?

Choices

Choice (4) Response

a.

(2×2×2)

b.

(2×2×3×3)

c.

(2×2×2×3)

d.

(2×2×3)

Question number: 72

» Mental Ability » Basic Algebra

MCQ▾

Question

In the equation below, if y has a value of 3.5 and z has a value of -3.5, what is the value of x?

x=2y+12z

Choices

Choice (4) Response

a.

x=5.25

b.

x=5.5

c.

x=6

d.

x=5.67

Question number: 73

» Mental Ability » Number Games » Number Series

MCQ▾

Question

In the given series find the number which shall come in the place of? .

78, 72, 66, ? , 54, 48

Choices

Choice (4) Response

a.

62

b.

50

c.

68

d.

60

Question number: 74

» Mental Ability » Basic Algebra

MCQ▾

Question

What must be subtracted from x2+6xy+2y2 to make it 4x2+2xy6y2 ?

Choices

Choice (4) Response

a.

5x24xy+8y2

b.

3x2+2xy5y2

c.

5x2+4xy+8y2

d.

8x26xy+4y2

Question number: 75

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Division of product of two numbers and their LCM will give ________.

Choices

Choice (4) Response

a.

LCM of both numbers

b.

HCF of both numbers

c.

Product of both numbers

d.

None of the above

Question number: 76

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Rosely charged Rs. 20.15 for each top she stitches. If the material costs Rs. 15.75 Per top, how much profit could he earn after selling six tops?

Choices

Choice (4) Response

a.

Rs. 22.80

b.

Rs. 26.4

c.

Rs. 26.50

d.

Rs. 48.75

Sign In