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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 1

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Class : Class 5

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 9

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Class : Class 10
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Class : Class 9
Solve- In 1st figure, 6^3+4^3+3^3+2^3=315 ​ In 2nd figure, 11^3+8^3+7^3+6^3=2402 Similarly, in 3rd figure, 5^3+4^3+1^3+x^3=1190 = 190+x^3=1190 = x^3=1000 = x=10 So, correct answer is D) 10

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Subject :IMO    Class : Class 4

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Class : Class 4

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Subject :IMO    Class : Class 6

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