IMO- Mathematics Olympiad Class 10: Questions 424 - 428 of 908

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 908 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 424

» Statistics & Probability

MCQ▾

Question

A bag contains 6 blue and 4 green marbles. If a marble is drawn at random from the bag, the probability that the marble drawn is green, is ________

Choices

Choice (4) Response

a.

45

b.

110

c.

25

d.

15

Question number: 425

» Coordinate Geometry

MCQ▾

Question

In a JKL , coordinates of J are (2,5) and the equations of the medians through K and L is x+y=6 and x=3 respectively, so the coordinates of K and L are ________

Choices

Choice (4) Response

a.

(3,4),(2,4)

b.

(4,2),(4,3)

c.

(2,4),(3,4)

d.

(4,3),(4,2)

Question number: 426

» Coordinate Geometry

MCQ▾

Question

The coordinates of the third vertex of an equilateral triangle whose two vertices are at (3,4),(2,3) are ________

Choices

Choice (4) Response

a.

(1,7)

b.

(5,1)

c.

(5,5)

d.

(1+32,7532)or(132,7+532)

Question number: 427

» Coordinate Geometry

MCQ▾

Question

The coordinates of the mid-points of the sides of a triangle are (10,1),(2,11)and(2,5) . What will be the coordinates of the centroid of the triangle?

Choices

Choice (4) Response

a.

(37,0)

b.

(0,25)

c.

(32,0)

d.

(2,53)

Question number: 428

» Statistics & Probability

MCQ▾

Question

The average of 15 results is 50. If the average of the first seven results is 82 and that of the last seven is 92, then the seventh result is ________

Choices

Choice (4) Response

a.

468

b.

488

c.

466

d.

486

Sign In