NCO- Cyber Olympiad (SOF) Class 10: Questions 49 - 54 of 461

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Question 49

Question

MCQ▾

If DATE is written in a certain code as 4567, DRIVE as 41237, what will be the 5th digit for DERIVED in the same code?

Choices

Choice (4)Response

a.

7

b.

3

c.

2

d.

4

Question 50

Question

MCQ▾

A mathematics game uses a set of 56 cards. There are 5 cards for each of the numerals 0 - 9 and 6 wild cards. If the cards are shuffled, what is the probability that the top card is a wild card?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 51

Question

MCQ▾

If each number in a set of six numbers is decreased by 2, then the arithmetic mean (average) of the original six numbers

Choices

Choice (4)Response

a.

Remains the same

b.

Is increased by 2

c.

Is decreased by 2

d.

Is decreased by 4

Question 52

Question

MCQ▾

The mean weight of 90 students in a class is 70 kg. The mean weight of boys is 80 kg while that of the girls is 60 kg. The number of boys and girls are

Choices

Choice (4)Response

a.

35,55

b.

45,45

c.

25,65

d.

60,30

Question 53

Question

MCQ▾

Direction: In the following question various faces of a cube are shown. Which number is opposite to 1?

Choices

Choice (4)Response

a.

5

b.

4

c.

2

d.

3

Question 54

Question

MCQ▾

If in a certain code . What is the code for ‘CURIOUS’ ?

Choices

Choice (4)Response

a.

6742578

b.

6732578

c.

6742758

d.

7642587