Mental Ability-Basic Algebra [NCO- Cyber Olympiad (SOF) Class 9]: Questions 76 - 81 of 101

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Question 76

Appeared in Year: 2011

Question MCQ▾

An article was sold for ₹ 144. If the percentage of profit was numerically equal to the cost price, the cost of the article was ________

Choices

Choice (4)Response

a.

₹ 80

b.

₹ 100

c.

₹ 90

d.

₹ 72

Edit

Question 77

Question MCQ▾

Which expression describes the area in square units of a rectangle that has a width of and a length of ?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 78

Question MCQ▾

Which expression describes the area in square units of a rectangle that has a width of and a length of ?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 79

Appeared in Year: 2011

Question MCQ▾

Which of the following could be the graph of where ?

Choices

Choice (4)Response

a.

Given the Multiple Graph – Choice A

b.

Given the Multiple Graph – Choice B

c.

Given the Multiple Graph – Choice C

d.

All of the above

Edit

Question 80

Appeared in Year: 2011

Question MCQ▾

Sandy has the following scores on her science tests

If she wants to increase her current test mean by at least 1 point, what is the minimum score she must make on her next test?

Choices

Choice (4)Response

a.

90

b.

92

c.

89

d.

95

Edit

Question 81

Question MCQ▾

If , find the value of .

Choices

Choice (4)Response

a.

250

b.

488

c.

446

d.

445

Edit