Please reply with the correct answer

0/12.5 pts Question4 Select the best answer. Consider this computational problem: "Determine the index of a number e in a sequence S of integers". Check a valid instance of the problem. None of these answers the number 6.6 and the sequence (200.3, 10.1, 3.78, 4, 7) a number 5 and the sequence (3, 10,7, 4.1, 200) the number 5 and the sequence (3, 10,7.4 200) a number Question5 0/12.5 pts Select from the dropdown menu. Zi=1 ' = n(n+1)/2 Answer 1: Pay attention to the indices. Pay attention to the indices. Sum is up to (n- Question8 0/12.5 pts Select the best answer. Consider this computational problem: "Sorting a sequence in decreasing order". Check the valid input to this computational problem an integer an algorithm a sequence (3,10.7.4.200) a string of characters None of these answers ial Question 6 6.25/12.5 pts Check all that apply. Check algorithms among these Pascal's Triangle Sieve of Eratosthenes Euclid's method Insertion Sort Sequence Sorting