IMO- Mathematics Olympiad Class 10: Questions 429 - 434 of 958

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Question number: 429

» Statistics & Probability

MCQ▾

Question

The average temperatures of Monday, Tuesday, Wednesday and Thursday wasEquation . The average temperature of Tuesday, Wednesday, Thursday and Friday was Equation . If the temperature on Monday wasEquation , then the temperature on Friday was ________.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 430

» Statistics & Probability

MCQ▾

Question

The mean of 50 observations is 44. By error, one observation was noted as Equation was misread as 56. Then the correct mean is ________

Choices

Choice (4) Response

a.

43.6

b.

78.5

c.

32.5

d.

65.5

Question number: 431

» Coordinate Geometry

MCQ▾

Question

Area of quadrilateral formed by the vertices Equation is ________

Choices

Choice (4) Response

a.

289 sq. units

b.

196 sq. units

c.

310 sq. units

d.

206 sq. units

Question number: 432

» Statistics & Probability

MCQ▾

Question

Two dices are thrown simultaneously. The probability of getting a sum of 8 is ________

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 433

» Statistics & Probability

MCQ▾

Question

In a single throws of a die, the probability of getting a number is greater than 2 is ________

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 434

» Coordinate Geometry

MCQ▾

Question

The coordinates of the mid-points of the sides of a triangle areEquation . What will be the coordinates of the centroid of the triangle?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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