# Everyday Mathematics (IMO- Mathematics Olympiad Class 8): Questions 83 - 87 of 100

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## Question number: 83

» Everyday Mathematics

MCQ▾

### Question

Out of a number of electronics items. Rohit purchases 80 % coloured T. V. s 5 % of these are found to be defective. The percentage of defective T. V. in all is________.

### Choices

Choice (4) Response

a.

4%

b.

5%

c.

2%

d.

3%

## Question number: 84

» Everyday Mathematics

MCQ▾

### Question

A 5.2 feet tall car standing next to an adult elephant casts a 30 feet shadow. If the adult elephant casts a shadow that is 65 feet long then how tall is it?

### Choices

Choice (4) Response

a.

12 feet

b.

11 feet

c.

12.50 feet

d.

11.26 feet

## Question number: 85

» Everyday Mathematics

MCQ▾

### Question

Nisha walks from her house 608 meters south and from there 105 meters west to visit her aunt’s house. While coming back, she walked diagonally from her aunt’s house, back to her home. What distance did she walk while returning?

### Choices

Choice (4) Response

a.

617 meter

b.

600 meter

c.

620 meter

d.

612 meter

## Question number: 86

» Everyday Mathematics

MCQ▾

### Question

At 3: 00 p. m. on a sunny day, a stick 3 feet tall casts a shadow 7 feet long. At the same time, a tree nearby casts a shadow 55 feet long. What is the height, in feet, of the tree?

### Choices

Choice (4) Response

a.

12.50 feet

b.

23.57 feet

c.

21.22 feet

d.

10.25 feet

## Question number: 87

» Everyday Mathematics

MCQ▾

### Question

Out of a number of items. Shyam purchases 50 % fridges. 5 % of these are found to be defective. The percentage of defective fridge in all is________.

### Choices

Choice (4) Response

a.

3.5%

b.

4.2%

c.

2.5%

d.

5.1%

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