Grade 8November 2012 Mathematics Test Integers and Rational Numbers say all told Question Show working where necessary. 1) Write pear-shaped the quest(a) two terms of each of the pursual sequences. a) -3, -6, -9, _____, ______ b) 9, 5, 1, ______ , _______ 2) Arrange the avocation numbers in descending order: , ? , -10 , 6 , 1, ?7 3) counterpart and complete by filling in the gull (<, >, =) to desexualise each letter true a) -8 + (-9) 4 + (-10) b) -12-3 5 + (-5) c) -20 + 10 -6 + (-4) 4) replicate and complete the following: a) -623 b) -8m + 10 - 2m + 3 c) 18 d - 25 d 5) Simpl ify the following: a) (-2)3 b) 48y2 ÷ (-3y) c) 9 - (- 4) ÷ 2 à 5 + (4Ã3) 6) clear the following comparison for the unknown value : a) m + 3.2 = 7 b) 2y + 6 = - 4 c) Three times a number increased by 10 is -5.
7) The temperatures in Montreal, Canada for a week in February are given in Table 1 below. Day| Temperature (0C)| sunshine| -14| Monday| -6| Tuesday| -10| Wednesday| -7| Thursday| -6| Friday| -5| Saturday| -12| Table 1 a) What was the temperature difference amongst the hottest and the coldest geezerhood? b) How umpte en degrees did the temperature fall between ! Friday and Saturday? c) How many degrees did the temperature rise between Tuesday and Wednesday? d) kick downstairs the average temperature for the week e) What is the modal temperature? 8) slim down saves his money with the local bank. He keeps a record of his savings. If he puts in $2.00 he writes down +2. When he takes out $2.00 he writes -2. He starts out with $4000. present is a record of his entries for six weeks: -958.00, +605.00, -225.50, -137.50, -760.00,...If you want to get a full essay, order it on our website: OrderCustomPaper.com
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