One atta Time

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Compare the approximate speed of Biker 1 to Biker 2.

29+49+63+99+150 = 390 total km
2+3+4+6+9 = 24 total hours
390÷24 = 16.3

53+87+122+139+157 = 558 total km
3+5+7+8+9 = 32 total hours
558÷32 = 17.4

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