NCO- Cyber Olympiad Class 9: Questions 27 - 32 of 410

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Question number: 27

» Verbal Reasoning » Odd Man Out

MCQ▾

Question

In the question, there are four choices. Three of them are like and one different. Find the odd one out.

Choices

Choice (4) Response
a.

Orange

b.

Apple

c.

Lady finger

d.

Grapes

Question number: 28

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The bacteria in a culture grows by 5% in the first hour, decreases by 10% in the second hour and again increases by 30% in the third hour. If at the end of the third hour the count of bacteria is 14000. The original count of bacteria in the sample is________

Choices

Choice (4) Response
a.

19199

b.

20199

c.

17199

d.

18199

Question number: 29

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The ratio of the ages of Mayuri and Mayur is 4: 3. The sum of their ages is 28 years. The ratio of their ages after 8 years will be:

Choices

Choice (4) Response
a.

6: 5

b.

12: 17

c.

4: 7

d.

7: 4

Question number: 30

» Mental Ability » Days and Dates

MCQ▾

Question

If seventh day of a month is three days earlier than Friday, what day will it be on nineteenth day of the month?

Choices

Choice (4) Response
a.

Wednesday

b.

Monday

c.

Sunday

d.

Friday

Question number: 31

» Mental Ability » Basic Arithmetic

MCQ▾

Question

In a family, the father took 14 of the cake and he had 3 times as much as each of the other members had. The total number of family member is ________

Choices

Choice (4) Response
a.

3

b.

10

c.

7

d.

12

Question number: 32

» Mental Ability » Basic Arithmetic

MCQ▾

Question

loga+logb=log(a+b) Only if

Choices

Choice (4) Response
a.

a=bb1

b.

b=a(a1)

c.

a=b=1

d.

a=b21b

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