Answer:
(a)
(b)
(c)
Step-by-step explanation:
(a) This is a sequence of consecutive number
(b) This is a sequence of 2 to the power of n - 1. The next number is twice time of this number
(c) This is factorial sequence. Where the next number is this number multiplied by 
Answer:
D. 1/15
Step-by-step explanation:
Actual tree = 10 ft = 12 × 10 = 120 in.
Model tree = 8 in.
Scale factor = model tree/actual tree
Scale factor = 8/120
Scale factor = 1/15
Answer:
Step-by-step explanation:
2x - 9y = 23
5x - 3y = -12x - 9y = 23
5x - 3y = -1
0.75 = 3/4 = 75%
0.07 = 7/100 = 7%
