uaine2002
27.03.2021 •
Mathematics
Shapes are black and white, and are circles or squares.
The ratio of circles to squares is 2: 3. Of the circles, the ratio of black to white is 4: 5. Of the squares, the ratio of black to white is 5: 2 .
(a) What fraction of the shapes are black?
(b) Determine the ratio of black circles to white squares.
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Ответ:
area: x+4x+5
Step-by-step explanation:
try using math_way for help :)