IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 452 - 458 of 968
Access detailed explanations (illustrated with images and videos) to 968 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 452
» Triangle, Circle & Constructions
Question
In an isosceles triangle ABC, is bisected by AD where D lies on BC. It is found that . Then equals ________
Given the Triangle ABC and D is a Lies on BC
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 453
Question
The mean of is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 454
Question
Area of quadrilateral formed by the vertices is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 9 sq. units | |
b. | 8 sq. units | |
c. | 10 sq. units | |
d. | 7 sq. units | |
Question number: 455
Question
The average of 6 number is 40. If one of the numbers is excluded, the mean gets reduced by 5. Then the excluded number is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 35 | |
b. | 55 | |
c. | 65 | |
d. | 45 | |
Question number: 456
Question
Four vertices of a parallelogram taken in order are . What will be the ratio of a and b?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 2: 1 | |
b. | 3: 4 | |
c. | 3: 1 | |
d. |
| |
Question number: 457
Question
A Train maintains an average speed of 40 km/hr while going from L to M and maintains an average speed of 60 km/hr while coming back from M to L. the average speed of the bus is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. |
| |
b. |
| |
c. |
| |
d. |
| |
Question number: 458
Question
Points are joined to form a quadrilateral. What will be the structure of quadrilateral?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Square | |
b. | Rhombus | |
c. | Parallelogram | |
d. | Rectangle | |