Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 365 - 371 of 989

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Question 365

Mathematics
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Question

MCQ▾

The probability that in a family of 2 children, there will be at least one girl is

Choices

Choice (4)Response

a.

b.

c.

d.

1

Question 366

Edit

Question

MCQ▾

If and is the solution of the equation , then the value of ‘k’ is ________.

Choices

Choice (4)Response

a.

18

b.

-6

c.

-19

d.

-21

Question 367

Mathematics
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Question

MCQ▾

Two sides of a triangle are 6 and 9 units. Which of the following length can be the length of the third side?

Choices

Choice (4)Response

a.

15 cm

b.

17 cm

c.

2 cm

d.

11 cm

Question 368

Mathematics
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Question

MCQ▾

The area of a parallelogram whose diagonal is 13.6 cm and the perpendicular distance of this diagonal from an opposite vertex is 15 cm is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 369

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Question

MCQ▾

The cost of painting the TSA of cone at is Rs. 35.2. The volume of the cone its slant height being 50 cm is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 370

Mathematics
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Question

MCQ▾

The product of two rational numbers is . If one of the number is , then the other number is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 371

Mathematics
Edit

Question

MCQ▾

If the angles of a triangle are in the ratio 3: 2: 1 then the triangle is

Choices

Choice (4)Response

a.

Right angled isosceles

b.

Acute angled

c.

Right angled

d.

Obtuse angled