IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 182 - 186 of 968

Access detailed explanations (illustrated with images and videos) to 968 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 182

» Pair of Linear Equations in Two Variables

Edit
MCQ▾

Question

The sum of a two digit number and the number obtained by interchanging the digits of the number is 121. If the digits of the number differ by 5, then numbers are ________

Choices

Choice (4) Response

a.

38,83

b.

42,24

c.

37,73

d.

62,26

Question number: 183

» Pair of Linear Equations in Two Variables

Edit
MCQ▾

Question

At the end of the year 2002, Rahul was half old as his grandpa. The sum of the years in which they were born is 3824. Age of Rahul at the end of year 2003 is ________

Choices

Choice (4) Response

a.

50 years

b.

61 years

c.

35 years

d.

36 years

Question number: 184

» Pair of Linear Equations in Two Variables

Edit
MCQ▾

Question

For how many values of k does the following system of equations have at least one solution?

Choices

Choice (4) Response

a.

2

b.

Infinitely many

c.

1

d.

0

Question number: 185

» Pair of Linear Equations in Two Variables

Edit
MCQ▾

Question

Places and are 400 km apart from each other on a national highway. A car starts from and another from at the same time. If they go in the same direction then they meet in 10 hours and if they go in opposite directions they meet in hours. The speeds of the cars are ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 186

» Pair of Linear Equations in Two Variables

Edit
MCQ▾

Question

The number of values of k for which the system of equations has atleast one solution is ________

Choices

Choice (4) Response

a.

1

b.

0

c.

3

d.

2