Linear Equations in One Variable (IMO- Mathematics Olympiad Class 8): Questions 41 - 47 of 61

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 41

» Linear Equations in One Variable

MCQ▾

Question

A motor boat covers a certain distance downstream in a river in 1 hours. It covers the same distance upstream in 5 hours. The speed of the water is 6.0 km/hr. The speed of the boat in still water is_.

Choices

Choice (4) Response
a.

9 km/hr

b.

19.5 km/hr

c.

5 km/hr

d.

11 km/hr

Question number: 42

» Linear Equations in One Variable

MCQ▾

Question

A number 125 is divided into two parts in the ratio 2: 3. The product of the number is_.

Choices

Choice (4) Response
a.

1550

b.

3750

c.

1250

d.

3211

Question number: 43

» Linear Equations in One Variable

MCQ▾

Question

If the angles of a triangle are in the ratio 2: 4: 6, then the summation of the greatest and smallest angles is_.

Choices

Choice (4) Response
a.

120°

b.

90°

c.

30°

d.

60 °

Question number: 44

» Linear Equations in One Variable

MCQ▾

Question

(15)th Of a number divided by 125 of a square of same number make 110 . The number is_.

Choices

Choice (4) Response
a.

75

b.

50

c.

25

d.

20

Question number: 45

» Linear Equations in One Variable

MCQ▾

Question

5 years ago a father’s age is 3 times greater to his son’s age. In present age of a son is 15 years then how old the father is?

Choices

Choice (4) Response
a.

40 years

b.

35 years

c.

47 years

d.

44 years

Question number: 46

» Linear Equations in One Variable

MCQ▾

Question

Find two consecutive negative integer, whose product is 90.

Choices

Choice (4) Response
a.

11,12

b.

9,10

c.

9,10

d.

7,8

Question number: 47

» Linear Equations in One Variable

MCQ▾

Question

If (35)th of a number is 32 more than the original number, then the number is_.

Choices

Choice (4) Response
a.

70

b.

60

c.

80

d.

25

Sign In