IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 431 - 435 of 931
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Question 431
Question
MCQ▾The edge of a cube is 20 cm. how many small cubes of 5 cm edge can be formed from this cube?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 64 | |
b. | 100 | |
c. | 4 | |
d. | 32 | |
Question 432
Question
MCQ▾A corn cob somewhat like a cone, has the radius of the broadest end as 2.1 cm and length as 20 cm. If each 1 cm 2 of the surface of the cob carries an average of 3 grains, find how many grains you would find on the entire cob?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 550 grains | |
b. | 670 grains | |
c. | 881 grains | |
d. | 980 grains | |
Question 433
Question
MCQ▾Points P, Q, R and S divide the sides of rectangle ABCD in the ratio , as shown in the figure. What fraction of area of the rectangle is the area of the parallelogram PQRS?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 434
Question
MCQ▾ABCD is a square of side length 1. EFGH are the points on AE = EB, 2BF = FC, 3CG = GD, 4DH = HA then what is the area of the quadrilateral EFGH?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 435
Question
MCQ▾Rectangular plot area is and the length is 22 m. Also perimeter is ________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 85 m | |
b. | 84 m | |
c. | 82 m | |
d. | 83 m | |