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- 1. Open-ended30 seconds1 ptSqrt 10ft, 3 1/5ft, 3.5
- 2. Open-ended30 seconds1 pt21 / 168 = 0.125 0.125 = 12.5% Betsy spends 12.5% of her time volunteering.
- 3. Open-ended30 seconds1 ptsqrt. -7
- 4. Open-ended30 seconds1 pt(x+3)(x^4-4x^2+5) x^5 - 4x^3 + 5x +3x^4 -12x^2 + 15
- 5. Open-ended30 seconds1 pt$32.50
- 6. Open-ended30 seconds1 pt15 ounces
- 7. Open-ended30 seconds1 pt$38.00
- 8. Open-ended30 seconds1 pt45 degrees ✓ 90 degrees 135 degrees 180 degrees
- 9. Open-ended30 seconds1 pt6x10^7
- 10. Open-ended30 seconds1 pt600 750 ✓ 850 900
- 11. Open-ended30 seconds1 ptA) 8ft + 12ft = 20ft; The shadow of the tree is 20 feet long at that time of day B) 6/8 = h/20 (Cross Multiple) 8h = 120 (Divided 8 from both sides) h= 15 feet C) Having the Triangle Similar means similar proportion with that being said you just set up the problem, cross multiple, and divide.
- 12. Open-ended30 seconds1 pt-3 - 4 = 7 5 - (-2) = 7 (7^2) + (7^2) = (49 + 49) = sqrt (98) = 9.899 = 9.99inch The two ants are 9.99 inches apart in 30 seconds.
- 13. Open-ended30 seconds1 ptDay 2 | 9 (4+5= 9 ) Day 3 | 16 (9+7= 16 ) Day 4 | 25 (16+9 =25) Day 5 | 36 (25+11= 36) Day 6 | 49 (36+13 =49) Day 7 | 64 (49+15 =64) Day 8 | 81 (64+17 =81) Day 9 | 100 (81+19 =100) There will be 100 cultures in the 9th day.
- 14. Open-ended30 seconds1 pt1:20 p.m.
- 15. Open-ended30 seconds1 ptmean
- 16. Open-ended30 seconds1 ptHope this helps
