# 3i Infotech Papers: Sample Questions 40 - 43 of 1245

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## Question number: 40

### Write in Short

A student is ranked 13th from right and 8th from left. How many students are there in total?

### Explanation

A student is ranked 13th from right and 8th from left.

We are asked to find the total number of students in the class.

As student is counted for twice, total number of students will be

## Question number: 41

### Write in Short

If it takes five minutes to boil one egg, how long will it take to boil four eggs?

### Explanation

One egg is taking five minutes to get boiled.

We are asked to find the time taken by four eggs to get boiled.

If we will put all the eggs together on gas, then they will get boiled in the same time.

So, in five minutes only, all four eggs will get boiled.

## Question number: 42

MCQ▾

### Question

x % of y is y % of?

### Choices

Choice (4) Response

a.

x

b.

2y

c.

x/y

d.

Can’t be determined

a.

### Explanation

x % of y, i. e.

We are asked to find the equivalence of this with y % of z.

We need to find this z.

So, we can say that x % of y is equal to y % of x.

## Question number: 43

MCQ▾

### Question

A car travels 15 kms on a liter of petrol. When it is driven at 60 kms per hour it only goes 80 % as far. How many liters of petrol will it take to travel 120 kms driving at 60 kms per hour?

### Choices

Choice (4) Response

a.

9.6

b.

8

c.

2

d.

6.4

a.

### Explanation

A car travels 15 kms on a liter of petrol.

When it is driven 60kms per hour it only goes 80 % as far.

We are asked to find how many liters of petrol will be required to travel 120 km distance.

So, 80 % of 120 km

Yet car has to travel 24 km distance.

Car needs 1 liter of petrol for 15 km distance

Then, for 24 km distance, car will need = 1.6 liter petrol

So, car will need total liter of petrol to cover distance of 120 km.