IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 345 - 349 of 1042
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Question 345
Question
MCQ▾Simple interest on a certain amount is of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is________
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 5.5 years | |
b. | 6.66 years | |
c. | 9 years | |
d. | 6 years | |
Question 346
Question
MCQ▾What is 40 % of 50 % ?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 2.0 | |
b. | 0.2 | |
c. | 0.02 | |
d. | 2.5 | |
Question 347
Question
MCQ▾The given quadrilateral ABCD is________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | A trapezium | |
b. | A convex quadrilateral | |
c. | A parallelogram | |
d. | A concave quadrilateral | |
Question 348
Question
MCQ▾Reena bought a car for a certain sum of money. He spent 5 % of the cost on repairs and sold the car for a profit of ₹ 10,000. How much did he spend on repairs, if he made a profit of 10 % ?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 3000 ₹ | |
b. | 2380.95 ₹ | |
c. | 5000 ₹ | |
d. | 2250.92 ₹ | |
Question 349
Question
MCQ▾Given below are the steps of construction of a quadrilateral ABCD, where AB = 3 cm, BC = 6 cm, , which of the following is a wrong step?
(P) Step i: Draw AB = 3 cm.
(Q) Step ii: Draw at A and
(R) Step iii: With B as center and radius BC = 6.5 cm, draw an arc to intersect at C;
(S) Step iv: At C draw such that CZ meets AX at D.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Q | |
b. | R | |
c. | S | |
d. | P | |