Answer:
Weight of silver coin = 29.25 units , weight of gold coin = 35.75 units
Explanation:
Let the weight of 1 gold coin be 
Weight of 1 silver coin be 
Total no of gold coins = 9
Total no of silver coins = 11
Total weight of gold coins = 9
Total weight of silver coins = 11
It is given that both weigh same thus we have

After replacing coins the weights become as under

Now it is given that gold stack weighs 13 unit less thus adding 13 units to gold stack gives it's weight equal to silver stack
the above relation modifies as


This incentive is a reward for all my hard work and efforts. This incentive will make me want to work as hard on future projects and assignments so, I can be rewarded for my efforts with great grades.
<span>Oscar Pistorius was treated negatively in
Social media because of the Murder case he is into. Oscar suffered from
Traumatic experience after being negatively abused by media. He was treated
badly and being trialled by people by giving comments that he is guilty of the
murder case. A lot of human rights violation was violated during the trial and
his lawyers submit a petition to oppose the decision of the supreme court.</span>
<span>a sense of place for the reader
a hint of the rhythm of Igbo conversation
</span>two effects created by the use of Igbo language in the novel are the sense of place for the reader and a hint of the rhythm of Igbo conversation. Igbo is the principal language of the Igbo people, an ethnic group of southeastern Nigeria. The first book which contained some Igbo words was <span>History of the Mission of the Evangelical Brothers in the Caribbean.</span>