Answer:
c=2.22
Step-by-step explanation:
1/a- 1/b=1/c- 1/d
1/1/2- 1/1/4=1/c- 1/1/5
0.5-0.25=1/c- 0.2
0.25=1/c- 0.2
0.25+0.2=1/c
0.45=1/c
cross multiply
0.45×c=1
0.45c=1
divide both sides by 0.45
0.45c=1/0.45
c=2.22
3/4 = 0.75
2/5 = 0.4
0.4 < 0.75
Therefore,
2/5 < 3/4
Answer:
3.77 rounded is 3.8
Step-by-step explanation:
0=-4.9t^2+70
+4.9t^2
4.9t^2=70
divided by 4.9 on (both 4.9 and 70)
t^2=squareroot 14.285= 3.77
The greatest common factor of 96 and 64 is 32
Answer:
2
Step-by-step explanation: