pedagogy
Monday, July 25
If a:b=2:3, b:c=4:5, then find ratio of a:b:c?
Ans:
a : b : c
2 3
4 5
a=2*4=8
b=3*4=12
c=3*5=15
Ans: 8:12:15
Q & A:
a:b=2:3
b:c=4:5
c:d=6:7
a : b : c : d
2 3
4 5
6 7
a=2*4*6=48
b=3*4*6=72
c=3*5*6=90
d=3*5*7=105
48:72:90:105
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