18/42
Both are divisible by 2
9/21
both are divisible by 3
3/7
Answer:
Kindly check explanation
Step-by-step explanation: A ratio which compares a whole coin collection to a part of it would be expressed in such a way that, the numerator will be the part of the coin which is being compared and the denominator being the value of the entire coin. Mathematically, It could be expressed in proportion form as ;
(Part or amount of the coin which is being compared / total value of entire coin)
A / B such that;
A = value or amount of coin which is being compared.
B = value of the entire coin.
Or in the form
A : B
part of coin being compared : blue of entire coins
Answer:
2n - 10 = 12
Step-by-step explanation:
the difference of twice a number and 10 is equal to 12
= twice a number minus 10 equal to 12
=> 2n - 10 = 12
