Question 12
A sequence starts with 3. The second term is 7, the third is 11, the fourth is 15 and the fifth is 19. If you double the 14th number in the pattern, what is the new number?
Self-study rule (editorial): continue adding 4 to get each next term, then double term 14.
Self-study rule (editorial): continue adding 4 to get each next term, then double term 14.