# Mental Ability (NCO- Cyber Olympiad (SOF) Class 9): Questions 198 - 203 of 219

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## Question number: 198

» Mental Ability » Basic Algebra

Appeared in Year: 2011

MCQ▾

### Question

Sandy has the following scores on her science tests

If she wants to increase her current test mean by at least 1 point, what is the minimum score she must make on her next test?

### Choices

Choice (4) Response

a.

89

b.

90

c.

95

d.

92

## Question number: 199

» Mental Ability » Basic Algebra

MCQ▾

### Question

If , find the value of .

### Choices

Choice (4) Response

a.

445

b.

488

c.

250

d.

446

## Question number: 200

» Mental Ability » Basic Algebra

MCQ▾

### Question

An influenza virus is 5,900,000,000 meter in diameter. Which of these expresses this distance in scientific notation?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 201

» Mental Ability » Basic Algebra

MCQ▾

### Question

A 72-cm piece of wire was cut into equal segments, which were then soldered at the ends to form the edges of a cube. What is the volume of the cube?

### Choices

Choice (4) Response

a.

576 cm3

b.

c.

d.

## Question number: 202

» Mental Ability » Basic Algebra

Appeared in Year: 2011

MCQ▾

### Question

Which of the following is correct?

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

## Question number: 203

» Mental Ability » Basic Algebra

MCQ▾

### Question

An influenza virus is 0.00000012 meter in diameter. Which of these expresses this distance in scientific notation?

### Choices

Choice (4) Response

a.

b.

c.

d.

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