# IMO- Mathematics Olympiad Class 9: Questions 695 - 700 of 919

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## Passage

A Train is going on a long journey for 20 hours, starting at 3.00 hrs. The speed of the car at different hours is given below:

 Time (in hrs): 3 5 8 10 12 15 18 20 23 Speed (in km/hour): 60 70 90 50 60 75 60 30 60

From the above table answer the following questions.

## Question number: 695 (3 of 3 Based on Passage) Show Passage

MCQ▾

### Question

The percentage of decrease in speed during 18.00 hrs and 20.00 hrs is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 696

MCQ▾

### Question

If means X is the wife of Y, means X is the son of Y and means X is the sister of Y, which of the following would mean that A is the daughter of B?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 697

MCQ▾

### Question

Mean marks scored by 40 students were found to be 60. Later it was observed that a score of 48 was misread as 84. Then the correct mean is ________

### Choices

Choice (4) Response

a.

59.1

b.

58.2

c.

59

d.

58

## Question number: 698

MCQ▾

### Question

The area of a rectangle is 1000 square meters. If the length is more than the breadth, what is the breadth of the rectangular field?

### Choices

Choice (4) Response

a.

40 m

b.

30 m

c.

25 m

d.

35 m

## Question number: 699

MCQ▾

### Question

If the point (2, 5) lies on the graph of the equation , then the value of is________.

### Choices

Choice (4) Response

a.

17

b.

14

c.

15

d.

16

## Question number: 700

MCQ▾

### Question

does not represent equation of line if________.

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page