IMO- Mathematics Olympiad Class 9: Questions 896 - 902 of 919

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Passage

A Bus is going on a long journey for 25 hours, starting at 6.00 hrs. The speed of the car at different hours is given below:

Bus with its speed values is given

Calculate the values as asked in question

Time (in hrs):

6

8

9

13

14

18

20

22

25

Speed (in km/hour):

30

60

50

40

60

70

80

60

20

From the above table answer the following questions.

Question number: 896 (3 of 3 Based on Passage) Show Passage

» Statistics and Probability

MCQ▾

Question

The percentage of increase in speed during 14.00 hrs and 18.00 hrs is ________

Choices

Choice (4) Response
a.

16%

b.

40%

c.

30%

d.

50%

Question number: 897

» Everyday Mathematics

MCQ▾

Question

A man sells two horses for Rs. 4000 each, neither losing nor gaining in the deal. If he sold one horse at a gain of 25% , the other horse is sold at a loss of ________

Choices

Choice (4) Response
a.

1623%

b.

1829%

c.

25%

d. Question does not provide sufficient data or is vague

Question number: 898

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

In a certain code, 26890 is written KARYD and 2476 is written as KBNA. How is 27498 written in the code?

Choices

Choice (4) Response
a.

XTZAL

b.

NPTSL

c.

KNBYR

d.

NBYRK

Question number: 899

» Polynomials

MCQ▾

Question

a2+b2+c2=ab+bc+ca then find the value of a+bb

Choices

Choice (4) Response
a.

1

b.

3

c.

2

d.

4

Question number: 900

» Analytical Reasoning and Logical Reasoning

MCQ▾

Question

Priti scored more than Rahul. Yamuna scored as much as Divya. Lokita scored less than Manju. Rahul scored more than Yamuna. Manju scored less than Divya. Who scored the lowest?

Choices

Choice (4) Response
a.

Rahul

b.

Divya

c.

Manju

d.

Lokita

Question number: 901

» Linear Equations in Two Variables

MCQ▾

Question

A straight line parallel to the x-axis has equation________

Choices

Choice (4) Response
a.

y=-x

b.

x = a

c.

y = a

d.

y = x

Question number: 902

» Statistics and Probability

MCQ▾

Question

In a class test, in Science, 45 students scored 88 marks, 15 students scored 75 marks and 5 scored 60 marks. The mean of their score is (approximately) ________

Choices

Choice (4) Response
a.

75 marks

b.

83 marks

c.

80 marks

d.

90 marks

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