International Maths Olympiad Forum By SOF Olympiad Trainer - Page 175

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Subject :IMO    Class : Class 1

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Number of disks with value 10 = 5Total value of disks with value 10 = 5 x 10 = 50Number of disks with value 5 = 8Total value of disks with value 5 = 8 x 5 = 40Number of disks with value 1 = 8Total value of disks with value 1 = 8 x 1 = 8Total value of the disks = 50 40 8 = 98

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0.66 x 10 to the power 8= 6.6 x 10 to the power 7

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