PLEASE HELP WILL GIVE GOOD RATINGS AND 15 POINTS!! I will give BRAINLIEST
1 answer:
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3u + 4u + 2u = 9u
9u = 90
1u = 90/9 = 10
since black is 2u ( from the ratio given)
2u = 10 x 2 = 20
Answer : 20cm of the pole is painted black.
The bar diagram is in the picture :)
9u = 90
1u = 90/9 = 10
since black is 2u ( from the ratio given)
2u = 10 x 2 = 20
Answer : 20cm of the pole is painted black.
The bar diagram is in the picture :)
Given:
The expression is:
To find:
The value of the given expression when and
.
Solution:
We have,
Putting and
, we get
It can be written as
Therefore, the value of the given expression when
and
.