IMO- Mathematics Olympiad (SOF) Class 10: Questions 227 - 233 of 958

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Question number: 227

» Pair of Linear Equations in Two Variables

MCQ▾

Question

The value of k, for which the system of equations represent parallel lines is ________

Choices

Choice (4) Response

a.

3

b.

2

c.

1

d.

4

Question number: 228

» Pair of Linear Equations in Two Variables

MCQ▾

Question

Places and are 250 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 5 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: 229

» Polynomials

MCQ▾

Question

The sum of the reciprocals of the roots of the equation is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 230

» Polynomials

MCQ▾

Question

If 1 is one of the zeroes of polynomials, and then the value of k is ________

Choices

Choice (4) Response

a.

4

b.

0

c.

-2

d.

2

Question number: 231

» Pair of Linear Equations in Two Variables

MCQ▾

Question

The solution of the system of equations and , is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 232

» Polynomials

MCQ▾

Question

The roots of the quadratic equation are in the ratio, then k equals ________

Choices

Choice (4) Response

a.

10

b.

11

c.

14

d.

13

Question number: 233

» Polynomials

MCQ▾

Question

If are the zeroes of the quadratic polynomial , then the value of is ________

Choices

Choice (4) Response

a.

260

b.

238

c.

250

d.

228

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