Academic. Grade 9 Assessment of Mathematics. Winter 2009 SAMPLE ASSESSMENT QUESTIONS

Transcription

1 Aemi Gre 9 Assessment of Mthemtis Winter 9 SAMPLE ASSESSMENT QUESTIONS Reor our nswers to the multiple-hoie questions on the lnk Stuent Answer Sheet (Winter 9, Aemi). Plese note: The formt of this ooklet is ifferent from tht use for the ssessment. The items themselves remin the sme.

2 Multiple-Choie Gre 9 Assessment of Mthemtis, Winter 9 Wht is the vlue of ( ) when? 6 * KU-DN EQME69 The one shown elow is m high n hs totl volume of m. A o with volume of is shown elow. EQME r Whih of the following is losest to the length of the rius, r? EQME9 Hint: V = lwh 6.9 m * AP-DN7 V = 6. m. m. m w =? Wht is the with of the o? * DN-AP 8 Alfreo n his wife, Jo, work in resturnt. Lst week Alfreo reeive n verge of $ in tips for eh of the tles he serve. Jo reeive n verge of $ in tips for eh of the 6 tles she serve. The re plnning weeken trip. Alfreo will p totl of $ for their hotel room n Jo will p totl of $6 for their rentl r. How muh of their omine tips will e left over fter the hve pi for their hotel room n rentl r? EQME9 $6 $6 * PS-DN $ $

3 Gre 9 Assessment of Mthemtis, Winter 9 Open-Response CD Sell-Off EQME8 Jun elongs to CD lu tht sells CDs for $. eh efore t. His first shipment of CDs osts $9.9 inluing % t. How mn CDs re in his first shipment? Show our work.

4 Multiple-Choie Gre 9 Assessment of Mthemtis, Winter 9 Whih tle of vlues represents liner reltion? EQME6 * AP-DR7 Whih of the following oul e the slope of line of est fit for the t shown in the stter plot elow? EQME * KU-DR

5 Gre 9 Assessment of Mthemtis, Winter 9 Multiple-Choie In n investigtion, stuent hols motion etetor, points it t wll n wlks towr the wll. EQME88 Whih of the following grphs woul e proue on the grphing lultor? D wll Distne from wll (m) Time (s) t The stuent wlks slowl t first n then spees up s he pprohes the wll. Distne from wll (m) D Time (s) t * DR-AP D Distne from wll (m) Time (s) t D Distne from wll (m) Time (s) t

6 Multiple-Choie Gre 9 Assessment of Mthemtis, Winter 9 The tle of vlues elow ispls the ost of renting ile. EQME Time, t (h) Cost, C ($) Whih eqution moels the ost of renting ile? C t C t C t * KU-DR C t 6

7 Gre 9 Assessment of Mthemtis, Winter 9 Open-Response Piture Perfet EQME The ost of prouing fmil photo lum is $. per photo, plus fie ost for the lum. Cirle the tle elow tht represents this senrio. Option Option Option Numer of photos, p Cost, C Numer of photos, p Cost, C Numer of photos, p Cost, C $. $. $7. $. $6. $. $7. $6. $. $. $7. $. Justif our hoie n inlue n eplntion of wh ou i not hoose the other options. PS-DR8 7

8 Multiple-Choie Gre 9 Assessment of Mthemtis, Winter 9 Whih of the following sttements is true for the line? EQME9 The slope is n the -interept is. The slope is n the -interept is 6. The slope is n the -interept is. The slope is n the -interept is 6.* For the slope of line, the hnge in is greter thn the hnge in. Whih of the following oul represent the slope of this line? EQME8 * AP-DG AP-DG The grph of line is shown elow. EQME If the slope is oule n the -interept remins onstnt, whih grph elow est represents the new line? * PS-DG7 8

9 Gre 9 Assessment of Mthemtis, Winter 9 Multiple-Choie Consier the following liner reltions. EQME7 6 6 p q 6 6 r s Whih line represents the grph of the eqution? Line p Line q Line r * DG8-KU Line s The following tle shows vlues for liner reltion. EQME9 9 9 Whih of the following equtions represents the reltionship shown in the tle of vlues? 6 * DG9-AP 9 6 9

10 Open-Response Gre 9 Assessment of Mthemtis, Winter 9 Cellphone Plns Serge is hoosing ellphone pln n wnts the lowest ost. Cell--Brtion hrges $ per month plus $. per minute for ellphone servie. E-Phone hrges $8 per month for unlimite minutes. EQME7 C Monthl Cost vs. Numer of Minutes 8 Monthl ost ($) 6 8 Numer of minutes n Determine uner whih onitions Serge shoul hoose Cell--Brtion n uner whih onitions Serge shoul hoose E-Phone. PS-DG Justif our nswer.

11 Gre 9 Assessment of Mthemtis, Winter 9 Multiple-Choie Tringle KLM is shown elow. EQME8 Consier the following igrm. EQME M 7. m L. m 76 Whih of the following is losest to the perimeter of tringle KLM? K Wht is the vlue of?.6 m 6. m 8 7. m * AP-DM7 6 * DM-KU. m 76 The frme of the roof of smll house is eing onstrute. A portion of the frme onsists of four isoseles tringles s shown elow. Consier the igrm elow. EQME 8 Wht is the totl length of the three sies tht form the she interior tringle?eqme7.7 m 6. m 7. m. m * KU-DM8 8. m 6. m. m Wht is the vlue of? 8 * AP-DM 7

12 Open-Response Gre 9 Assessment of Mthemtis, Winter 9 Something s Missing EQME The semiirle in the igrm elow hs rius of m. m m m Wht is the re of the she region? Show our work. PS-DM8

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