Mental Ability [NCO- Cyber Olympiad (SOF) Class 7]: Questions 21 - 26 of 204
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Question 21
Question MCQ▾
A number divided by 3 is 7 less than that number, what is the number?
Choices
Choice (4) | Response | |
---|---|---|
a. | 25 | |
b. | 10.5 | |
c. | 20 | |
d. | 15 |
Question 22
Question MCQ▾
Which of the following number is not prime?
Choices
Choice (4) | Response | |
---|---|---|
a. | 187 | |
b. | 180 | |
c. | 247 | |
d. | All of the above |
Question 23
Question MCQ▾
A man sold a radio for ₹ 1980 and gained 10% . The radio was bought for
Choices
Choice (4) | Response | |
---|---|---|
a. | ₹ 1782 | |
b. | ₹ 2000 | |
c. | ₹ 2178 | |
d. | ₹ 1800 |
Question 24
Question MCQ▾
Sanket travels 8 km to the East. Then he turns to the right and walks 5 km. Then again, he turns to his right and moves 8 km forward. How many km away is he from the starting point?
Choices
Choice (4) | Response | |
---|---|---|
a. | 3 Km | |
b. | 10 km | |
c. | 2 km | |
d. | 5 km |
Question 25
Question MCQ▾
The average weight of 20 students in class 9th of a school is 35 kg. Two new students, each of whom weighed 42 kg and 52 kg respectively were admitted in the class. Find the new average weight of the students in the class.
Choices
Choice (4) | Response | |
---|---|---|
a. | 36.1 kg | |
b. | 40 kg | |
c. | 43.33 kg | |
d. | 42.2kg |
Question 26
Question MCQ▾
In an examination, one should get 40% of the maximum marks to pass. A student obtains 150 marks and declared failed by 45 marks. The maximum marks are
Choices
Choice (4) | Response | |
---|---|---|
a. | 1008 | |
b. | 640 | |
c. | 500 | |
d. | 487.5 |