Mental Ability-Basic Arithmetic [NCO- Cyber Olympiad (SOF) Class 7]: Questions 1 - 7 of 121
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Question 1
Question MCQ▾
A man sold a radio for ₹ 1800 and gained 15% . The radio was bought for
Choices
Choice (4) | Response | |
---|---|---|
a. | ₹ 1530 | |
b. | ₹ 1565.21 | |
c. | ₹ 2000 | |
d. | ₹ 1782 |
Question 2
Question MCQ▾
600 liters of milk is divided in two parts having ratio X: 35, if the first part is 400 liters, find x.
Choices
Choice (4) | Response | |
---|---|---|
a. | 50 | |
b. | 55 | |
c. | 70 | |
d. | 57 |
Question 3
Question MCQ▾
Find three numbers in the ratio 2: 3: 5 such that the sum of their squares is 608.
Choices
Choice (4) | Response | |
---|---|---|
a. | 6: 9: 15 | |
b. | 8: 12: 20 | |
c. | 16: 24: 40 | |
d. | Question does not provide sufficient data or is vague |
Question 4
Question 5
Question MCQ▾
In an examination, one should get 16% of the maximum marks to pass. A student obtains 100 marks and declared failed by 32 marks. The maximum marks are
Choices
Choice (4) | Response | |
---|---|---|
a. | 1008 | |
b. | 640 | |
c. | 500 | |
d. | 825 |
Question 6
Question MCQ▾
Three friends divide rupees 300 among themselves in the ratio . The share of the first friend is________.
Choices
Choice (4) | Response | |
---|---|---|
a. | Rs 192 | |
b. | Rs 148 | |
c. | Rs 288 | |
d. | Rs 163.63 |
Question 7
Question MCQ▾
Find four numbers in the ratio 1: 2: 2: 4 such that the sum of their squares is 625.
Choices
Choice (4) | Response | |
---|---|---|
a. | 5 | |
b. | 4 | |
c. | 6 | |
d. | 2 |