IMO- Mathematics Olympiad Class 10: Questions 524 - 528 of 958

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Question number: 524

» Everyday Mathematics

MCQ▾

Question

While selling a watch, a shopkeeper gives a discount of Equation . If he gives a discount of Equation , he earns Rs. 30 less as profit. The marked price of the watch is ________

Choices

Choice (4) Response

a.

Rs. 1500

b.

Rs. 1750

c.

Rs. 1600

d.

Rs. 1480

Question number: 525

» Triangle, Circle & Constructions

MCQ▾

Question

AB is a line segment is a point on AB. ACPQ and CBRS are squares drawn on the same side AB,

Choices

Choice (4) Response

a.

C is the orthocenter of the triangle APB.

b.

P is the orthocenter of the triangle APB.

c.

M is the orthocenter of the triangle APB.

d.

S is the orthocenter of the triangle APB.

Question number: 526

» Everyday Mathematics

MCQ▾

Question

A man whose bowling average is 18.2 takes 4 wickets for 46 runs and thereby decreases his average by 0.2. The number of wickets, taken by him, before his last match, is ________

Choices

Choice (4) Response

a.

110

b.

130

c.

115

d.

140

Question number: 527

» Everyday Mathematics

MCQ▾

Question

Sudhir buys a watch for Rs. Equation . He pays half of the amount in cash and agrees to pay the balance in 12 annual instalments of Rs. 10, 000 each. If the rate of interest is Equation and he pays with the instalment the interest due on the unpaid amount, find the total cost of the watch.

Choices

Choice (4) Response

a.

4, 25, 000

b.

6, 85, 000

c.

9, 25, 000

d.

3, 82, 000

Question number: 528

» Everyday Mathematics

MCQ▾

Question

A rectangular carpet has an area of 105 sq. m its diagonal and longer side together equal 6 times the shorter side. The length of the carpet is ________

Choices

Choice (4) Response

a.

17.5 m

b.

13.5 m

c.

16.23 m

d.

19.4 m

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