# NCO- Cyber Olympiad (SOF) Class 10: Questions 55 - 58 of 461

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## Question 55

### Question

MCQ▾

Calculate the area of the shaded portion. The quadrants shown in the figure are each of radius 7 cm. Take .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 56

### Question

MCQ▾

An exhibition tent is in the form of a cylinder surrounded by a cone. The height of the tent above the ground is 78 m and the height of the cylindrical part is 45 m. If the diameter of the base is 112 m, find the quantity of canvas required to make the tent. Allow 10 % extra for folds and for stitching. Give your answer to the nearest .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 57

### Question

MCQ▾

Out of the given four letter combinations one is different in some way from the rest. Find the odd one out.

### Choices

Choice (4)Response

a.

BCD

b.

FGH

c.

RQD

d.

JKL

## Question 58

### Question

MCQ▾

Divide ₹ 1320 into three parts in such a way that half of the first part, one-fourth of the second part and one-fifth of the third part are equal. The 1st, 2nd, 3rd parts are respectively.

### Choices

Choice (4)Response

a.

600 ₹ , 480 ₹ , 240 ₹

b.

600 ₹ , 240 ₹ , 480 ₹

c.

240 ₹ , 480 ₹ , 600 ₹

d.

260 ₹ , 440 ₹ , 600 ₹