IMO- Mathematics Olympiad (SOF) Class 8: Questions 312 - 318 of 1030

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Question number: 312

» Comparing Quantities

MCQ▾

Question

A man sells a mare of Rs. 1016 making a profit of . The cost of the mare is________.

Choices

Choice (4) Response

a.

100 Rs.

b.

10 Rs.

c.

900 Rs.

d.

1000 Rs.

Question number: 313

» Comparing Quantities

MCQ▾

Question

If a merchant estimates his profit as 20 % of the selling price, what is the profit percent?

Choices

Choice (4) Response

a.

20%

b.

25%

c.

30.33%

d.

33.33%

Question number: 314

» Comparing Quantities

MCQ▾

Question

A grocer purchased 50 kg. Of sugar at Rs. 12.50 per kg and mixed it with 120 kg sugar at Rs. 30 per kg. At what rate should he sell the mixture (per kg) to gain 10%?

Choices

Choice (4) Response

a.

30 Rs.

b.

27.33 Rs.

c.

20.5 Rs.

d.

20 Rs.

Question number: 315

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Four angles of a quadrilateral are in the ratio 3: 6: 9: 12. The smallest angle is________.

Choices

Choice (4) Response

a.

20

b.

50

c.

36

d.

10

Question number: 316

» Quadrilaterals and Practical Geometry

Match List-Ⅰ List-Ⅱ▾

Question

Match the following.

List-Ⅰ (List Of Geomertic Shapes) List-Ⅱ (Characteristic Of Shapes)

(A)

Trapezoid

(i)

Diagonals are congruent

(B)

Rhombus

(ii)

Diagonals bisect each other

(C)

Parallelogram

(iii)

Diagonals are perpendicular

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)

a.

  • (i)
  • (iii)
  • (ii)

b.

  • (ii)
  • (i)
  • (iii)

c.

  • (i)
  • (ii)
  • (iii)

d.

All of the above

Question number: 317

» Comparing Quantities

MCQ▾

Question

30 % of 140 = x% of 420, then the value of x is________.

Choices

Choice (4) Response

a.

5

b.

30

c.

2

d.

10

Question number: 318

» Quadrilaterals and Practical Geometry

MCQ▾

Question

ABCD is rhombus, If, then is________.

Choices

Choice (4) Response

a.

40

b.

120

c.

50

d.

30

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