NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 653 - 658 of 2000

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Question number: 653

» Mathematics » Statistics

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MCQ▾

Question

The mean of 15 numbers is 35. If 5 is added to each of the first five numbers, then the mean of the new set of 15 numbers is

Choices

Choice (4) Response

a.

30

b.

45.51

c.

36.67

d.

37

Question number: 654

» Mathematics » Polynomials

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MCQ▾

Question

If and , then the value of is:

Choices

Choice (4) Response

a.

704

b.

407

c.

470

d.

308

Question number: 655

» Mathematics » Heron's Formula

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MCQ▾

Question

The sides of a triangle are 22 cm, 30 cm and 32 cm. The altitude to largest side is

Choices

Choice (4) Response

a.

b.

c.

cm

d.

Question number: 656

» Mathematics » Number Systems

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MCQ▾

Question

The rational number between and is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 657

» Biology » Fundamentals Unit of Life

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MCQ▾

Question

Which of the following is the longest cell in Human

Choices

Choice (4) Response

a.

Neuron

b.

Ovum

c.

Sperm

d.

Rod cells

Question number: 658

» Mathematics » Constructions

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MCQ▾

Question

In the following figure if AB = AC then find .

Triangle poly1 Triangle poly1: Polygon A, C, B Arc d Arc d: Semicircle through K and L Arc e Arc e: Semicircle through D and F Segment c Segment c: Segment [A, C] of Triangle poly1 Segment a Segment a: Segment [C, B] of Triangle poly1 Segment b Segment b: Segment [B, A] of Triangle poly1 Segment f Segment f: Segment [G, H] Segment g Segment g: Segment [G, H] Segment i Segment i: Segment [C, E] Segment h Segment h: Segment [M, N] Segment f_1 Segment f_1: Segment [G_1, H_1] Segment h_1 Segment h_1: Segment [M_1, N_1] Point A A = (4.86,3.98) Point A A = (4.86,3.98) Point A A = (4.86,3.98) Point C C = (6.56,0.66) Point C C = (6.56,0.66) Point C C = (6.56,0.66) Point B B = (2.84,0.66) Point B B = (2.84,0.66) Point B B = (2.84,0.66) Point E E = (9.38,0.66) Point E E = (9.38,0.66) Point E E = (9.38,0.66) x text1 = “x” x 50â° text1_1 = “x 50â°”

Image of a Triangle ABC in Which AB = AC

Showing the image of a triangle ABC in which AB = AC

Choices

Choice (4) Response

a.

b.

c.

d.

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