Can someone do the question 9-18 that I have attached below with paraphrase the answer.

9) What are the legal principles governing the element of consideration under the law of contract? 10) Discuss cases related to element of consideration under the law of contract. 1 1) Under what circumstances a person is said to have a capacity to enter a contract? 12) Is there any provision/'s in the Contract Act 1950 that relate/s to element of contract? 13) What is the meaning of intention to create legal relations in a contract? 14) Why is intention to create legal relation in a contract? 15) Explain the cases that illustrate on the need of intention to create legal relations in a contract. 16) What is the meaning of certainty in a contract? 17) What is the effect if an agreement is not certain? 18) Explain a case related to the element of certainty in a contract