International Maths Olympiad Forum By SOF Olympiad Trainer - Page 44

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 8

Read the statements carefully and select the correct option.
Statement-I : If a trader offers two successive discounts of 13% and 8% on an almirah marked for ₹ 20000, then its selling price is ₹ 16008.
Statement-II : On selling a laptop for ₹ 84000, the shopkeeper lost 20%. To gain 10%, he should have sold it for ₹ 115500.

AStatement-I is true but Statement-II is false
BStatement-I is false but Statement-II is true
CBoth Statement-I and Statement-II are false
DBoth Statement-I and Statement-II are true


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Subject :IMO    Class : Class 8

Read the given statements carefully and state 'T' for true and 'F' for false.
(i) The compound interest on ₹ 60000 for 3 years, if the rate of interest is 5% for first year, 4% for second year and 3% for third year is ₹ 7485.60.
(ii) If the compound interest on a sum for 2 years is ₹ 832 and the simple interest on the same sum at the same rate for the same time period is ₹ 800, then the rate of interest is 12%.
(iii) For a certain sum, if the simple interest for years at 8% p.a. is ₹ 60 more than the simple interest for years at 10% p.a. for the same sum, then the sum is ₹ 2000.

(i) (ii) (iii)
A T T F
B F T F
C T F T
D F F T


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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 9

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