Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 5): Questions 24 - 26 of 147

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Question number: 24

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Monica divided a problem this way:

What wrong did Monica’s Teacher Explained?

What Wrong Did Monica’S Teacher Explained?

Incorrect explanation given by teacher of Monica

Her teacher marked it wrong. Which of the following is the correct answer and explanation?

Choices

Choice (4) Response

a.

Quotient 15 with a remainder of 2, because 15 × 3 = 45 and 45 + 5 =50

b.

Quotient 15 with a remainder of 0, because 15 × 4 = 60 and 60 - 1 = 59.

c.

Quotient 13 with a remainder of 0, because 13 ×13 =169.

d.

All of the above

Question number: 25

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Maya divided a problem this way:

 What wrong did Maya’s Teacher Explained?

What Wrong Did Maya’S Teacher Explained?

Incorrect explanation given by teacher of Maya

Her teacher marked it wrong. Which of the following is the correct answer and explanation?

Choices

Choice (4) Response

a.

Quotient 14 with a remainder of 3, because 14 × 4 = 56 and 56 + 3=59.

b.

Quotient 15 with a remainder of 2, because 15 × 3 = 45 and 45 + 5 =50

c.

Quotient 12 with a remainder of 0, because 12×3=46

d.

All of the above

Question number: 26

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Mohan divided a problem this way:

His teacher marked it wrong. which of the following is the correct answer and explanation?

What wrong did Mohan’s Teacher explained

What Wrong Did Mohan’S Teacher Explained

Incorrect explanation given by teacher of Mohan

Choices

Choice (4) Response

a.

Quotient 15 with a reminder of 1, because 15 × 3 = 45 and 45 + 1 =46

b.

Quotient 14 with a remainder of 3, because 14 × 3 = 42 and 42 + 3 =46

c.

Quotient 12 with a remainder of 0, because 12 × 3 = 46

d.

None of the above

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