Ratios

Reduce the numbers:

50 in a 1:2 ratio
111 at a ratio of 2:3
70 at 10:50
560 at a ratio of 3:8

Correct result:

a =  25
b =  74
c =  14
d =  210

Solution:

$a=50\cdot (1\mathrm{/}2)=25$

$b=111\cdot (2\mathrm{/}3)=74$

$c=70\cdot (10\mathrm{/}50)=14$

$d=560\cdot (3\mathrm{/}8)=210$

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