Exam (elaborations)
Texas Success Initiative Math Problems (TSI).
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Texas Success Initiative Math Problems (TSI).
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Texas Success Initiative Math Problems (TSI) Ifi3ti-i7i=i5t, ithen i6t= i-iicorrect iiianswer ---21 The ivariables ixiand iyiare idirectly iproportional, iand iyi=i2iwhen ixi=i3.iWhat iisithe ivalue iofiyiwhen ixi=i9? i-iicorrect iiianswer --6 Here iare ithe ifollowing igraph iequations: (1) iyi=ixi-i3 (2) iyi=ixi+i3 (3) iyi=i2/3x (4) iyi=i3/2x Which iofithe ifollowing iequations ihas ithe icoordinates i(9,6)? i-iicorrect iiianswer --3/2x There iare i3x-2itrees iplanted iinieach irow iofiairectangular iparcel iofiland. iIfithere iare itotal iofi24x-
16 itrees iplanted iinithe iparcel i,ihow imany irows iofitrees iare ithere iinithe iparcel? i-
iicorrect iiianswer --8 Aigroup iofi18 ipeople iordered isoup iand isandwiches ifor ilunch. iEach iperson iinithe igroup ihad ieit
her ione isoup ior ione isandwich. iThe isandwiches icost i$7.75 ieach iand ithe isoups icost i$4.50 ieac
h.iIfithe itotal icost iofiall i18 ilunches iwas i$113.50, ihow imany isandwiches iwere iordered? i-
iicorrect iiianswer --10 Here iare ithe ifollowing iequations: (1) ix^2 i−i2x i−i3i=i0 (2) ix^2 i+i2x i-i3i=i0 (3) ix^2 i-i4x i+i3i=i0 (4) ix^2 i+i4x i+i3i=i0 Which iofithe ifollowing iequations ihas iboth i1iand i-3ias isolutions? i-iicorrect iiianswer --X^2 i+i2X i-
i3 Inithe ixy iplane, iwhat iisithe iy-intercept iofithe igraph iofithe iequation iy=2(x i+i3)(x i-i4)? i-
iicorrect iiianswer ---24 x^4 i-i1i=i-iicorrect iiianswer --(xi+i1)(x i-i1)(x^2 i+i1) (3x^2 iy^3 i)^3 i=i-iicorrect iiianswer --27 ix^6 iy^9
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