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Frequently Asked GRE Numerical Ability - Area and Volume Sample Question with Solutions

(#M40165656) GRE QUESTION Keep an EYE

A circular logo is enlarged to fit the lid of a jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the logo increased?

Asked In GRE Devendra Marghade (6 years ago)

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(#M40026213) GRE QUESTION Keep an EYE

A rectangular game board is composed of identical squares arranged in rectangle array of r rows and r+1 columns.The r rows are numbered from 1 through r and the r+1 columns are numbered from 1 through r+1.If r>10,which of the following represents the squares on the board that are neither in the 4th row nor in the 7Th column.
a)r^2-r
2)r^2-1
3)r^2
4)r^2+1
5)r^2+r

Asked In GRE Adrija Roy (12 years ago)

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(#M40165969) GRE QUESTION Keep an EYE

If a triangle ABC is equilateral and side AB has a length of s, then what is the area of triangle ABC in terms of s ? (A) 3s² (B) √3 s² (C) (√3/4) s² (D) s²/4 (E) (√3/2) s²

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165923) GRE QUESTION Keep an EYE

How much greater , in square inches, is the area of a square with a diagonal of 8 inches than the area of a square with a diagonal of 4 inches ? A) 20 B) 24 C) 36 D) 48

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165921) GRE QUESTION Keep an EYE

Patrick is building a garden in the shape of an isosceles triangle with one side of 10. If the perimeter of the garden is 32, which of the following is a possible area of the garden ? A)54 B)64 C)48 D)60 E)24

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165882) GRE QUESTION Keep an EYE

A square wooden plaque has a square brass inlay in the center, leaving a wooden strip of uniform width around the brass square. If the ratio of the brass area to the wooden area is 25 to 39, which of the following could be the width, in inches, of the wooden strip? I. 1 II. 3 III. 4
(A) I only (B) II only (C) I & II (D) I & III (E) I, II & III

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165802) GRE QUESTION Keep an EYE

Three solid cubes of lead, each with edges 10 centimeters long, are melted together in a level, rectangular-shaped pan. The base of the pan has inside dimensions of 20 centimeters by 30 centimeters, and the pan is 15 centimeters deep. If the volume of the solid lead is approximately the same as the volume of the molted lead, approximately how many centimeters
deep is the melted lead in the pan?

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165792) GRE QUESTION Keep an EYE

Two similar triangles have areas in the ratio 64:36. What is the ratio of their perimeters?

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165724) GRE QUESTION Keep an EYE

The length and breadth of a cuboid are increased by 10% each while the height is decreased by 10%. Which of the following statements is/are true?
A. The volume of the cuboid increases
B. The volume of the cuboid decreases
C. The volume decreases by 9%
D. The volume increases by 8%
E. The volume increases by 8.9%

Asked In GRE Devendra Marghade (6 years ago)

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(#M40165695) GRE QUESTION Keep an EYE

A circular cap is enlarged to fit the lid of a jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the cap increased?

Asked In GRE Devendra Marghade (6 years ago)

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