IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 244 - 250 of 931

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Question 244

Question

MCQ▾

In the figure, and , then

Given the MN is Parallel to XZ and MO is Parallel to XN

Choices

Choice (4)Response

a.

b.

c.

d.

Question 245

Question

MCQ▾

A rectangular field has its length and breadth in the ratio . Its area is 3.75 hectares. The cost of fencing it at ₹ 5 per meter is ________

Choices

Choice (4)Response

a.

₹ 1000

b.

₹ 400

c.

₹ 500

d.

₹ 4000

Question 246

Question

MCQ▾

On plotting the points A (3,3) , B (9,3) , C (12,10) , D (5,10) and joining AB, BC, CD, DA Which of the following figure is obtained?

Choices

Choice (4)Response

a.

Hexagon

b.

Triangle

c.

Cross

d.

Parallelogram

Question 247

Question

MCQ▾

The and are right angles. If , and , then the length of QR and QS respectively is ________

Given the PQR and QSR Are Right Angles

Choices

Choice (4)Response

a.

15 cm, 16 cm

b.

25 cm, 12 cm

c.

15 cm, 12 cm

d.

16 cm, 15 cm

Question 248

Question

MCQ▾

If the altitude of an equilateral triangle is , its area is ________

Choices

Choice (4)Response

a.

b.

c.

d.

Question 249

Question

MCQ▾

The Point identified in figure by the Coordinates (-6,4) is ________

Point Identified in Figure by the Coordinates (-6,4)

Choices

Choice (4)Response

a.

W

b.

Z

c.

X

d.

Y

Question 250

Question

MCQ▾

A triangle and a trapezoid are equal in area. They also have the same altitudes. If the base of the triangle is 18 inches, the mean of the parallel sides of the trapezoid is ________

Choices

Choice (4)Response

a.

18 inches

b.

9 inches

c.

Not obtained from this data

d.

36 inches