Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 170 - 174 of 1201

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Question 170

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Question

MCQ▾

A parallelogram which has equal diagonals is a:

Choices

Choice (4)Response

a.

Square

b.

Rectangle

c.

Rhombus

d.

None of the above

Question 171

Edit

Question

MCQ▾

The solution of is:

Choices

Choice (4)Response

a.

-3

b.

-5

c.

6

d.

3

Question 172

Edit

Question

MCQ▾

If of a number is 30 less than the original number, then the number is:

Choices

Choice (4)Response

a.

120

b.

150

c.

220

d.

90

Question 173

Edit

Question

MCQ▾

If a number increased by 10 % of itself gives 220, then that number is:

Choices

Choice (4)Response

a.

200

b.

120

c.

180

d.

150

Question 174

Edit

Question

MCQ▾

ABC and DEF are straight lines. Find the value of x

Quadrilateral poly1Quadrilateral poly1: Polygon B, C, E, FArc eArc e: Semicircle through G and HArc hArc h: Semicircle through H and IArc kArc k: Semicircle through J and KArc pArc p: Semicircle through L and MArc qArc q: Semicircle through N and LArc rArc r: Semicircle through O and PSegment aSegment a: Segment [B, C] of Quadrilateral poly1Segment bSegment b: Segment [C, E] of Quadrilateral poly1Segment cSegment c: Segment [E, F] of Quadrilateral poly1Segment dSegment d: Segment [F, B] of Quadrilateral poly1Segment fSegment f: Segment [B, A] Segment gSegment g: Segment [E, D] Point BB = (3.12,1.5) Point BB = (3.12,1.5) Point BB = (3.12,1.5) Point CC = (2.56, -1.16) Point CC = (2.56, -1.16) Point CC = (2.56, -1.16) Point EE = (7, -1.1) Point EE = (7, -1.1) Point EE = (7, -1.1) Point FF = (7.56,1.58) Point FF = (7.56,1.58) Point FF = (7.56,1.58) Point AA = (3.44,2.96) Point AA = (3.44,2.96) Point AA = (3.44,2.96) Point DD = (6.68, -2.76) Point DD = (6.68, -2.76) Point DD = (6.68, -2.76) 75â°text1 = “75â°”55â°text1_1 = “55â°”xtext2 = “x”55â°text1_3 = “55â°”

Image of a Quadrilateral BCEF with Some Given Angles

Choices

Choice (4)Response

a.

b.

c.

d.