Mental Ability (NCO- Cyber Olympiad Class 9): Questions 66 - 73 of 219

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Question number: 66

» Mental Ability » Basic Algebra

MCQ▾

Question

One of the factors of the expression X8Y8 is

Choices

Choice (4) Response

a.

(X3+Y3)

b.

(X13+Y13)

c.

(X23+Y23)

d.

(X+Y)

Question number: 67

» Mental Ability » Basic Algebra

MCQ▾

Question

If ma=or=n and ob=mz=x , then

Choices

Choice (4) Response

a.

a+b=r+z

b.

ab=rz

c.

ab=rz

d.

ab=rz

Question number: 68

» Mental Ability » Basic Algebra

MCQ▾

Question

pc=rm=q and rd=pq=s , then

Choices

Choice (4) Response

a.

c+d=q+m

b.

cd=qm

c.

cd=qm

d.

cd=qm

Question number: 69

» Mental Ability » Number Games » Number Analogies

MCQ▾

Question

BOOK = 43 and PEN = 35, COPY=?

Choices

Choice (4) Response

a.

79

b.

48

c.

59

d.

60

Question number: 70

» Mental Ability » Basic Algebra

MCQ▾

Question

(a+1a)=4 then (a4+1a4) equals

Choices

Choice (4) Response

a.

97

b.

1233

c.

194

d.

180

Question number: 71

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A shepherd had 17 sheep. All but nine died. How many was he left with?

Choices

Choice (4) Response

a.

8

b.

17

c.

9

d.

None of the above

Question number: 72

» Mental Ability » Basic Geometry

MCQ▾

Question

Triangle XZY is formed by three tangents to circle C and ∠ZXY = 44° ; then angle ZCY equals

Image define the Triangle XZY is formed by three tangents

Image Define the Triangle XZY Is Formed by Three Tangents

Triangle XZY is formed by three tangents to circle C and ∠ZXY = 44°; then find angle ZCY

Choices

Choice (4) Response

a.

70°

b.

55°

c.

68°

d.

56°

Question number: 73

» Mental Ability » Number Games » Number Analogies

MCQ▾

Question

ROOM = 61 and KITE = 45, SMILE=?

Choices

Choice (4) Response

a.

58

b.

71

c.

43

d.

67

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