# Aptitude [3i Infotech Placement]: Sample Questions 52 - 53 of 76

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## Question 52

Aptitude

### Question

MCQ▾

For each Rupee spent by the sales department, the research department spends 20 paise. For every ₹ 4 spent by the research department, the packing department spends ₹ 1.50. The triple ratio of the money spent by the sales department to the money spent by the research department to the money spent by the packing department can be expressed as

Choice (4)

a.

40: 8: 3

b.

1: 1: 5

c.

2: 1: 5

d.

20: 4: 1

a.

### Explanation

For each Rupee spent by the sales department, the research department spends 20 paise. For every ₹ 4 spent by the research department, the packing department spends ₹ 1.50.

SD spends 1 rupee, while RD spends 0.2 rupee.

RD spends 4 rupees, while PD spends 1.5 rupees.

0.2 = 1

4 = (?)

So, ratio of money spend by sales department to research department to packing department will be 20: 4: 1.5

Multiplying all by 2,

Ratio = 40: 8: 3

## Question 53

Aptitude
Edit

### Write in Short

There is a square of side 6cm. A circle is inscribed inside the square. Find the ratio of the area of circle to square.

### Explanation

Square is of side 6 cm.

A circle is inscribed inside the square.

We are asked to find the ratio of area of circle to the area of square.

We already know that, area of circle

Area of square

=

= 36

So, ratio of area of circle and square will be

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