# NCO- Cyber Olympiad (SOF) Class 7: Questions 134 - 137 of 417

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## Question number: 134

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MCQ▾

### Question

An ore contain 8 % copper. How many kilograms of the ore are required to get 68 kg of copper?

### Choices

Choice (4) Response

a.

850 kg

b.

544 kg

c.

5.44 kg

d.

85 kg

## Question number: 135

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MCQ▾

### Question

The cost of cultivating a square field at the rate of rupees 360 per hectare is rupees 3240. What is the cost of putting a fence around it at 75 paise per meter?

### Choices

Choice (4) Response

a.

800 rupees

b.

600 rupees

c.

900 rupees

d.

700 rupees

## Question number: 136

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MCQ▾

### Question

If 30 men working 8 hours a day can do a piece of work in 15 days, in how days will 15 men working for 7 hours a day to do the same piece of work?

### Choices

Choice (4) Response

a.

30 days

b.

12 days

c.

34.28 days

d.

55 days

## Question number: 137

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MCQ▾

### Question

Select a suitable figure from the Answer Figures that would replace the question mark (? ). The Given One is Problem Figure and Second is Answer Figure Problem figure is in series. Find out the missing pattern that will continue the series

### Choices

Choice (4) Response

a. Which is the Correct Choice – Choice A Find the correct figure for the choices

b. Which is the Correct Choice – Choice B Find the correct figure for the choices

c. Which is the Correct Choice – Choice C Find the correct figure for the choices

d. Which is the Correct Choice – Choice D Find the correct figure for the choices