Book Maths Puzzle Numerical Ability

next number in the series
10, 9, 17, 50, 199,...

Read Solution (Total 3)

Book Other Question

A restaurant has 3 kinds of toys and is giving one toy for each purchase of a kiddie meal. Find the probability of getting three toys in five purchase. find the next two numbers of the series
2,6,20,42,110, ?, ?