# IMO- Mathematics Olympiad Class 9: Questions 153 - 156 of 919

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## Question number: 153

MCQ▾

### Question

The given figure, PQRS is a trapezium in which ∠P= (y + 15) ˚, ∠Q= (3y + 25) ˚, ∠R = 75˚ and ∠S = x˚ then the value of x and y are________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 154

MCQ▾

### Question

The measurement of a window is , if 12 doors are to be fixed in that window in four rows, measurements of each door should be________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 155

MCQ▾

### Question

If two complementary angles are in the ratio 17: 13, then the angles are________

### Choices

Choice (4) Response

a.

25˚, 65˚

b.

55˚, 35˚

c.

60˚, 30˚

d.

51˚, 39˚

## Question number: 156

MCQ▾

### Question

In the figure line a|| line b|| line c. their transversal line t1 and line t2, cut them at point X, Y, Z and J, K, L respectively. Point Y is the midpoint of segment XZ. If find and

### Choices

Choice (4) Response

a.

b.

c.

d.

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