# Mental Ability-Basic Algebra (NCO- Cyber Olympiad (SOF) Class 9): Questions 18 - 25 of 101

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## Question number: 18

» Mental Ability » Basic Algebra

MCQ▾

and , then

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Choice (4) Response

a.

b.

c.

d.

## Question number: 19

» Mental Ability » Basic Algebra

MCQ▾

then equals

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Choice (4) Response

a.

b.

c.

194

d.

180

## Question number: 20

» Mental Ability » Basic Algebra

MCQ▾

### Question

When simplified and expressed with negative exponents, the expression is equal to

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Choice (4) Response

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b.

c.

d.

## Question number: 21

» Mental Ability » Basic Algebra

MCQ▾

If then Z equals

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Choice (4) Response

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b.

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d.

## Question number: 22

» Mental Ability » Basic Algebra

MCQ▾

### Question

Expression is equal to

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Choice (4) Response

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b.

c.

d.

## Question number: 23

» Mental Ability » Basic Algebra

MCQ▾

### Question

 X -1 0 1 2 Y -3 -1 1 3

Which equation fits the data in the table?

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Choice (4) Response

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b.

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d.

## Question number: 24

» Mental Ability » Basic Algebra

MCQ▾

### Question

What is equivalent to ?

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Choice (4) Response

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b.

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d.

None of the above

## Question number: 25

» Mental Ability » Basic Algebra

MCQ▾

### Question

Sapna cut a cake in two equal parts and one of these two pieces is again cut into equal parts. Each small part is of 15 grams. If there are five parts of the whole cake, what was the weight of the original cake?

### Choices

Choice (4) Response

a.

120 grams

b.

150 grams

c.

100 grams

d.

160 grams

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