# Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad (SOF) Class 5): Questions 95 - 98 of 147

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## Question number: 95

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Mrs. Mansi is 46 year old. Her daughter is 18 years old. The ages of Mrs. Mansi, her husband Mr. Bhavin and their daughter add up to 80. Which equation could be used to determine how old Mr. Bhavin is if n = Mr. Bhavin’s age?

### Choices

Choice (4) Response

a.

18 + 8+46 = n

b.

46 + 18 + n=80

c.

18 + n=46 + 8

d.

All of the above

## Question number: 96

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

What is the difference in the temperatures of Monday and Wednesday?

### Choices

Choice (4) Response

a.

10 C

b.

5 C

c.

0 C

d.

20 C

## Question number: 97

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The given table shows the number of phone calls a radio station received each week for the last month.

WEEKLY PHONE CALLS

 Week Number of calls Received 1 6289 2 7941 3 4306 4 6755

Which is the best estimate of the total number of calls received in the four-week period?

### Choices

Choice (4) Response

a.

15000

b.

20000

c.

30000

d.

25000

## Question number: 98

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The picture below shows what happened when different numbers were put in the same number machine

Which could be the rule used in this number machine?

### Choices

Choice (4) Response

a.

Subtract 9

b.

Multiply by 3 then add 2

c.

Multiply by 2 then add 2

d.