NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 22 - 24 of 2028

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Question number: 22

» Mathematics » Linear Equations in One Variable

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MCQ▾

Question

X and Y together can do a piece of work in 12 days, which X alone can do in 15 days. In how many days can T do the same work alone?

Choices

Choice (4) Response

a.

60 days

b.

35 days

c.

45 days

d.

30 days

Question number: 23

» Mathematics » Understanding Quadrilaterals

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Question

In a trapezium LMNO, MN is parallel to LO and the diagonals intersect each other at A. In this case, the ratio AL/AN is equal to:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 24

» Mathematics » Understanding Quadrilaterals

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Question

ABCD and PQRS are quadrilaterals as shown in the below figure. Then

Polygon poly1 Polygon poly1: Polygon [A, B, 4] Polygon poly1 Polygon poly1: Polygon [A, B, 4] Quadrilateral poly2 Quadrilateral poly2: Polygon P, Q, R, S Arc c Arc c: Semicircle through E and F Arc d Arc d: Semicircle through G and H Arc k Arc k: Semicircle through I and J Arc p Arc p: Semicircle through K and L Arc q Arc q: Semicircle through M and N Arc r Arc r: Semicircle through O and T Arc s Arc s: Semicircle through U and V Arc t Arc t: Semicircle through W and Z Segment f Segment f: Segment [A, B] of Polygon poly1 Segment g Segment g: Segment [B, C] of Polygon poly1 Segment h Segment h: Segment [C, D] of Polygon poly1 Segment i Segment i: Segment [D, A] of Polygon poly1 Segment e Segment e: Segment [P, Q] of Quadrilateral poly2 Segment f_1 Segment f_1: Segment [Q, R] of Quadrilateral poly2 Segment g_1 Segment g_1: Segment [R, S] of Quadrilateral poly2 Segment h_1 Segment h_1: Segment [S, P] of Quadrilateral poly2 Point A A = (2,3.62) Point A A = (2,3.62) Point A A = (2,3.62) Point B B = (2.02,1.04) Point B B = (2.02,1.04) Point B B = (2.02,1.04) Point C Point C: Polygon [A, B, 4] Point C Point C: Polygon [A, B, 4] Point C Point C: Polygon [A, B, 4] Point D Point D: Polygon [A, B, 4] Point D Point D: Polygon [A, B, 4] Point D Point D: Polygon [A, B, 4] Point P P = (6.34,3.7) Point P P = (6.34,3.7) Point P P = (6.34,3.7) Point Q Q = (5.52,1.12) Point Q Q = (5.52,1.12) Point Q Q = (5.52,1.12) Point R R = (8.6,1.1) Point R R = (8.6,1.1) Point R R = (8.6,1.1) Point S S = (9.42,3.74) Point S S = (9.42,3.74) Point S S = (9.42,3.74) a text1 = “a” b text1_1 = “b” c text1_2 = “c” d text1_3 = “d” p text1_4 = “p” q text1_5 = “q” r text1_6 = “r” s text1_7 = “s”

Image of Two Quadrilaterals ABCD and PQRS

Showing the image of two quadrilaterals ABCD and PQRS

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

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