IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 643 - 650 of 929

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Passage

A car is going on a long journey for 16 hours, starting at 5.00 hrs. The speed of the car at different hours is given below:

car with its speed values is given

Calculate the values as asked in question

Time (in hrs):

5

7

9

11

13

17

15

19

21

Speed (in km/hour):

40

50

60

80

70

65

75

60

50

From the above table answer the following questions.

Question number: 643 (2 of 3 Based on Passage) Show Passage

» Statistics and Probability

Edit
MCQ▾

Question

The average speed (in km/hour) between 5.00 hrs, 7.00 hrs and 9.00 hrs is ________

Choices

Choice (4) Response

a.

60

b.

65

c.

52

d.

55

Question number: 644 (3 of 3 Based on Passage) Show Passage

» Statistics and Probability

Edit
MCQ▾

Question

The percentage of increase in speed during 9.00 hrs and 11.00 hrs is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 645

» Polynomials

Edit
MCQ▾

Question

Find the value of p if is a factor of the polynomial

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 646

» Introduction to Euclid's Geometry

Edit
MCQ▾

Question

At the end of the year 2002, Ram was half old as his grandpa. The sum of the years in which they were born is 3854. Age of Ram at the end of year 2003 is ________.

Choices

Choice (4) Response

a.

50

b.

51

c.

35

d.

36

Question number: 647

» Polynomials

Edit
MCQ▾

Question

Find the remainder when is divided by .

Choices

Choice (4) Response

a.

3

b.

6

c.

1

d.

0

Question number: 648

» Everyday Mathematics

Edit
MCQ▾

Question

If 1 is added to the denominator of a fraction, the fraction becomes . If 1 is added to the numerator, the fraction becomes 1, the fraction is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 649

» Polynomials

Edit
MCQ▾

Question

If then =

Choices

Choice (4) Response

a.

2

b.

1

c.

3

d.

4

Question number: 650

» Analytical Reasoning and Logical Reasoning

Edit
MCQ▾

Question

If , and , then

Choices

Choice (4) Response

a.

85

b.

120

c.

60

d.

144