Grade 8November 2012 Mathematics Test Integers and Rational Numbers result all told Question Show working where necessary. 1) Write refresh the quest(a) two terms of each of the by-line sequences. a) -3, -6, -9, _____, ______ b) 9, 5, 1, ______ , _______ 2) Arrange the pursual numbers in descending order: , ? , -10 , 6 , 1, ?7 3) counterpart and complete by filling in the property (<, >, =) 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) Simp lify the following: a) (-2)3 b) 48y2 ÷ (-3y) c) 9 - (- 4) ÷ 2 × 5 + (4×3) 6) clear the following equivalence 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 ar given in Table 1 below. Day| Temperature (0C)| cheerfulness| -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 old age? b) How umpteen 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) come down saves his money with the local bank. He keeps a record of his savings. If he puts in $2.00 he write s down +2. When he takes out $2.00 he writes! -2. He starts out with $4000. present is a record of his entries for sixsome 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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