A peice of ribbon 63cm long to be cut into two peices in ratio 2:5.find the length of each peice
?
2 x + 5 x = 63
7 x = 63
x = 9
2x = 18
5x = 45
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add to check
18 + 45 = 63, whew !
?
7 x = 63
x = 9
2x = 18
5x = 45
==================
add to check
18 + 45 = 63, whew !