Answer:
21%
Step-by-step explanation:
Formula for this type of problem is

cross multiply

divide by 400

/400 /400

plug 21 into the original equation

simplify

.21 can be represented as 21%
Answer:
Your answer.
Equation is D
R = 622
Y = 410
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Step-by-step explanation:
Step-by-step explanation:
3x³+2ײ-39×-26
the answer is still the same
A scale of 1:50 000 means that every centimetre on the map is equal to 50 000 centimetres (500 metres) in reality.
The distance between two towns on that map is 6cm, therefore in reality there’s 6 * 50 000 = 300 000 centimetres, which is equal to 3 000 metres, which is equal to 3 kilometres.