IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 899 - 903 of 968

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Question number: 899

» Arithmetic Progressions

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MCQ▾

Question

What is more favorable for a buyer- discount series P of , and or a discount series Q of ?

Choices

Choice (4) Response

a.

Q

b.

P

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question number: 900

» Coordinate Geometry

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MCQ▾

Question

The incomes of A, B and C are in the ratio and their spending are in the ratio . If A saves of his income, then the savings of are in the ratio________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 901

» Real Numbers

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MCQ▾

Question

A number x is selected from the number 1,2 & 3 and then a second number y is randomly selected from the numbers 1,4 & 9. What is the probability that the product xy of the two numbers will be less than 9?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 902

» Real Numbers

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MCQ▾

Question

The average of five consecutive natural number is m. If the next three natural numbers are also included, how much more than m will the average of these 8 numbers be?

Choices

Choice (4) Response

a.

1

b.

2

c.

1.4

d.

1.5

Question number: 903

» Area, Surface Area & Volume

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MCQ▾

Question

Radhika draws the figure of an airplane as given in the figure. Here the wings ABCD and GHIF forms a parallelogram. The tail DEF is an isosceles triangle, the cockpit CKI is a semicircle, and middle-part DCIF is a square. The measurements (in cms) are given in the figure. The area of the plane figure if is________.

Polygon poly1 Polygon poly1: Polygon [F, I, 4] Polygon poly1 Polygon poly1: Polygon [F, I, 4] Quadrilateral poly2 Quadrilateral poly2: Polygon D, A, B, C Quadrilateral poly3 Quadrilateral poly3: Polygon F, G, H, I Triangle poly4 Triangle poly4: Polygon D, E, F Arc k Arc k: Semicircle through C and I Angle α Angle α: Angle between D, S, E Angle α Angle α: Angle between D, S, E Segment f Segment f: Segment [F, I] of Polygon poly1 Segment g Segment g: Segment [I, C] of Polygon poly1 Segment h Segment h: Segment [C, D] of Polygon poly1 Segment i Segment i: Segment [D, F] of Polygon poly1 Segment d Segment d: Segment [D, A] of Quadrilateral poly2 Segment e Segment e: Segment [A, B] of Quadrilateral poly2 Segment f_1 Segment f_1: Segment [B, C] of Quadrilateral poly2 Segment c Segment c: Segment [C, D] of Quadrilateral poly2 Segment a Segment a: Segment [F, G] of Quadrilateral poly3 Segment g_1 Segment g_1: Segment [G, H] of Quadrilateral poly3 Segment h_1 Segment h_1: Segment [H, I] of Quadrilateral poly3 Segment b Segment b: Segment [I, F] of Quadrilateral poly3 Segment a_1 Segment a_1: Segment [D, E] of Triangle poly4 Segment d_1 Segment d_1: Segment [E, F] of Triangle poly4 Segment i_1 Segment i_1: Segment [F, D] of Triangle poly4 Segment j Segment j: Segment [E, S] Segment l Segment l: Segment [B, P] Segment m Segment m: Segment [H, Q] Point F F = (3.92,1.6) Point F F = (3.92,1.6) Point F F = (3.92,1.6) Point I I = (7.42,1.6) Point I I = (7.42,1.6) Point I I = (7.42,1.6) Point C Point C: Polygon [F, I, 4] Point C Point C: Polygon [F, I, 4] Point C Point C: Polygon [F, I, 4] Point D Point D: Polygon [F, I, 4] Point D Point D: Polygon [F, I, 4] Point D Point D: Polygon [F, I, 4] Point A A = (2.42,6.5) Point A A = (2.42,6.5) Point A A = (2.42,6.5) Point B B = (6.32,6.48) Point B B = (6.32,6.48) Point B B = (6.32,6.48) Point G G = (2.6,0.32) Point G G = (2.6,0.32) Point G G = (2.6,0.32) Point H H = (6.36,0.3) Point H H = (6.36,0.3) Point H H = (6.36,0.3) Point E E = (1.34,3.22) Point E E = (1.34,3.22) Point E E = (1.34,3.22) Point S Point S: Point on i Point S Point S: Point on i Point S Point S: Point on i Point P Point P: Point on h Point P Point P: Point on h Point P Point P: Point on h Point Q Point Q: Point on f Point Q Point Q: Point on f Point Q Point Q: Point on f K text1 = “K” 3 text2 = “3” 6 text3 = “6” 3 text4 = “3” 5 text5 = “5” 6 text3_1 = “6”

An Airplane

An airplane, ABCD and GHIF forms a parallelogram. Semicircle is a CKI also DCIF is a square.

Choices

Choice (4) Response

a.

b.

c.

d.