Answer:
#3 2 Right, 4 Down & #4 Vertical Compression
Answer:
D 40,000nm
Step-by-step explanation: 1nm/10^-9m * 10^-6/1um = 10^3 nm/um
Therefore in 40 microns there are:
40um * 10^3 nm/um = 40 * 10^3 nm = 40,000 nm
75% of of the number 124 is 93
5a - 10*3 = 45
5a - 30 = 45
5a = 45 + 30
5a = 75
a = 15