A and b are the minutes spent on machine A and machine B, respectively.
a+b = 40
b = 40-a
8a + 6b = 300
8a + 6(40-a) = 300
8a + 240 - 6a = 300
2a = 60
a = 30
b = 40-a = 10
30 minutes on machine A and 10 minutes on machine B
Answer:
93.03 in
Step-by-step explanation:
Height of square pyramid: √slant height² - (1/2 base side length)²
SH = √93.7² - 11.2² = 93.03
Answer:
Check this explaination below
Step-by-step explanation:
Check the attached picture