1) Increase £520 by 10% a) £572 b) £527 c) £520 d) £570 e) £752 f) £725 2) Decrease £ 150 by 5% a) £124.50 b) £152.50 c) £125.50 d) £145.50 e) £142.50 f) £154.50 3) Increase 220 by 15% a) 235 b) 253 c) 234 d) 243 e) 254 f) 245 4) Increase 420 by 25% a) 552 b) 252 c) 225 d) 525 e) 522 f) 524 5) Increase 610 by 75% a) 1076.5 b) 1760.5 c) 1067.5 d) 1670.5 e) 1706.5 f) 1607.5 6) Decrease 400 by 20% a) 230 b) 330 c) 220 d) 302 e) 320 f) 203 7) Increase £700 by 2% a) £471 b) £417 c) £174 d) £147 e) £741 f) £714 8) Decrease 950 by 5% a) 920.5 b) 902.50 c) 952.5 d) 950.5 e) 925.5 f) 922.5 9) Increase 330 by 30% a) 392 b) 349 c) 924 d) 429 e) 492 f) 942 10) Decrease 170 by 50% a) 68 b) 78 c) 84 d) 87 e) 86 f) 85

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