Hi There!
-------------------------------
Question #40:
1/4 = 0.25
0.342 - 0.25 = 0.092
Answer: 0.092
-------------------------------
Question #41:
7/10 = 0.7
0.7 - 0.564 = 0.136
Answer: 0.136
-------------------------------
Question #42:
1/2 = 0.5
0.5 + 0.56 = 1.06
Answer: 1.06
-------------------------------
Question #43:
3/4 = 0.75
0.75 + 0.788 = 1.538
Answer: 1.538
-------------------------------
Question #44:
Part A: 560 * 0.25 = 140 are yellow.
Part B: 560 * 0.4 = 224 are green.
Part C: 560 * 0.05 = 28 are brown.
-------------------------------
Question #45:
57 + 23 = $80 (Price Before Tax)
80 * 0.08 = $6.4 (Tax)
80 + 6.4 = $86.4 (After Taxes)
Answer: $86.4
-------------------------------
Hope This Helps :)