Which equation correctly applies the distributive property? −1.5⋅(6⋅1.25)=(−1.5⋅6)⋅1.25 70+2.028=(70⋅2)+(70⋅0.02)+(70⋅0.008 ) (0.7⋅0.7)+(0.7⋅0.9)+(0.7⋅0.2)=0.7⋅( 0.7+0.9+0.2) −2.5⋅0.6⋅5.8=−2.5⋅5.8⋅0.6

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is