Answer:
1/7
Step-by-step explanation:
Since we do not know the number let us use the alphabet A to represent the unknown number
A × 1/3= 1/21
A/3= 1/21
Cross multiply both sides
A×21= 3×1
21A= 3
Divide both sides by the coefficient of A which is 21
21A/21=3/21
A=1/7
Hence the unknown number is 1/7
d - 3 = (-8)
+3 +3
d = -5
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Answer:
2100
Step-by-step explanation:
5/210=50/x
x= 50*210 / 5
x= 2100
Answer:
4
Step-by-step explanation: