100 m race. When A finishes, B\ris 10 m\rbehind A and when B finishes C is 20 m behind B. How far in\rmetres was\rC from A when A finished?\r(Let's assume all the athletes run at a constant speed)\r9XThe areas of the faces of a rectangulabox are 84 cm2,70\rcm2and 30 cm2.The volume of the box in cm3 i s .\r10XYou have 3 weights: 1 kg, 3 kg and 9 kg as well as an equal\rarm balance, as shown. How many different weight objects can\ryou weigh with these three?.\r[Remember the weights may be placed on either side]\rYZ[\]\r1XA Z^"_@`A@ab)*\rcd8 abeT'8 ?f\r2XB ghij\r3X1 7 0 klm\rnopnx (n-3) 4-2\r4X1 qrstu\rv>w3 7 9 + 6 @P? \r5X40, 16 24\r6X7\r7X5\r8X28y,{|}~1w?1,@1p1]9/10] 18/25\r9X4 2 0 \r10X13
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