David practices piano for 1 1/3 hours on monday and 3 1/2 hours on tuesday how much longer does he practice piano on tuesday that on monday. a 1 1/5. b 2 1/6. c 2 2/5. d 2 5/6.

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)] =?

Find the pattern and use it to list the nth term in the sequence. 6, 12, 20, 30, 42, 56, the nth term of the sequence is

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15