IMO- Mathematics Olympiad (SOF) Class 8: Questions 272 - 276 of 1029

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 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: 272

» Comparing Quantities

MCQ▾

Question

Rice is bought at Rs. 30.50 per kg and sold at Rs. 32.00 per kg. The gain percent is________.

Choices

Choice (4) Response

a.

4.70%

b.

3.12%

c.

4.91%

d.

3.00%

Question number: 273

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Given below steps of construct a quadrilateral ABCD where AB = 5.2 cm, BC = 4.0 cm, CD = 4.2 cm, AD = 3.3 cm and which of the following is a wrong step?

(P) Step 1: Draw AB = 5.2cm and construct

(Q) Step 2: With A as center and radius AD = 3.3 cm, cut off AD = 3.3 cm along AX.

(R) Step 3: Join BD. With D as center and radius DC = 4.2 cm, draw an arc.

(S) Step 4: With B as center and radius BC = 4.0 cm, draw an arc to cut the arc drawn in above step at C. Join BC, CD to obtain the required quadrilateral ABCD.

Choices

Choice (4) Response

a.

R

b.

S

c.

P

d.

Q

Question number: 274

» Comparing Quantities

MCQ▾

Question

A bag contains 50p, 25p, 10p coins in the ratio 1: 3: 2, amounting to Rs. 87. Find the total number of coins.

Choices

Choice (4) Response

a.

100

b.

400

c.

200

d.

360

Question number: 275

» Comparing Quantities

MCQ▾

Question

When the price of a product was decreased by 10%, the number sold increased by 40%, what was the increase on the total revenue?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 276

» Quadrilaterals and Practical Geometry

MCQ▾

Question

Four angles of a quadrilateral are in the ratio 2: 4: 6: 8. The greatest angle is________.

Choices

Choice (4) Response

a.

144

b.

110

c.

120

d.

150

f Page
Sign In