NCO- Cyber Olympiad Class 7: Questions 246 - 250 of 416

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 416 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 246

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Two poles 30 m and 15 m high stand upright in a ground. If their feet are 36 m apart, find the distance between tops.

Choices

Choice (4) Response

a.

30 m

b.

39 m

c.

35 m

d.

25 m

Question number: 247

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A boat covers a certain distance downstream in 2 hour, while it comes back in 1 12 hours. If the speed of the stream be 5 kmph, what is the speed of the boat in still water?

Choices

Choice (4) Response

a.

25 kmps

b.

35 kmps

c.

12 kmps

d.

11 kmps

Question number: 248

» Verbal Reasoning » Series Completion

MCQ▾

Question

In the series 11, 13, 15, 17, ________, 19 what will be the missing term?

Choices

Choice (4) Response

a.

16

b.

18

c.

20

d.

22

Question number: 249

» Mental Ability » Basic Algebra

MCQ▾

Question

Step 1: x23x2y2+x2y22x23y2+12x2y2

Step 2: (x22x2)+(3x2y2+x2y2+12x2y2)3y2

Step 3: x2+10x2y23y2

Are the above given steps a simplification of algebraic expression x2(13y2)+x(xy22x)3y(y4x2y)?

Choices

Choice (4) Response

a.

Only step 1 is correct

b.

Only step 1 and 2 are correct

c.

No

d.

Yes

Question number: 250

» Mental Ability » Basic Statistics

Match List-Ⅰ List-Ⅱ▾

Question

Match the reciprocal of each of the following in exponential form:
List-Ⅰ List-Ⅱ

(A)

15

(i)

(19)4

(B)

(1)35

(ii)

(72)2

(C)

(27)2

(iii)

1

(D)

(9)4

(iv)

5

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (iii)
  • (iv)
  • (i)

b.

  • (i)
  • (iii)
  • (iv)
  • (ii)

c.

  • (ii)
  • (iv)
  • (i)
  • (iii)

d.

  • (iv)
  • (iii)
  • (ii)
  • (i)

f Page
Sign In