NSO Level 1- Science Olympiad (SOF) Class 8: Questions 25 - 31 of 1076

Access detailed explanations (illustrated with images and videos) to 1076 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 25

» Mental Ability

Edit
MCQ▾

Question

A mixture of 36 litres contains wine and water in the proportion , How much wine must be added to it so that the ratio of wine to water may be ?

Choices

Choice (4) Response

a.

16

b.

8

c.

10

d.

12

Question number: 26

» Mental Ability

Edit
MCQ▾

Question

The HCF of and is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 27

» Mental Ability

Edit
MCQ▾

Question

Find the smallest number of five digits exactly divisible by 4,20,22 and 25.

Choices

Choice (4) Response

a.

11000

b.

12450

c.

10800

d.

10000

Question number: 28

» Mental Ability

Edit
MCQ▾

Question

M’s money is to R’s money as 6: 5 and R’s money is to Y’s money as 5: 3. If M has Rs. 300, Y has________

Choices

Choice (4) Response

a.

Rs. 150

b.

Rs. 145

c.

Rs. 175

d.

Rs. 170

Question number: 29

» Mental Ability

Edit
MCQ▾

Question

Start with the number y. double it and then subtract 8. If the result is , the value of y is ________?

Choices

Choice (4) Response

a.

11

b.

7

c.

15

d.

12

Question number: 30

» Mental Ability

Edit
MCQ▾

Question

Four different electronic devices make a beep after every 20 minutes, 40 minutes, 1 hour, and 1 hour 30 minutes respectively. All the devices beeped together at 12 noon. They will again beep together at

Choices

Choice (4) Response

a.

12 midnights

b.

3 am

c.

6 pm

d.

5 am

Question number: 31

» Mental Ability

Edit
MCQ▾

Question

The HCF of and is

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: