8, 12, 9, 13, 10, 14, 11, ... choose which pair of numbers comes next?
8, 22, 8, 28, 8, ... What number should come next?
8, 6, 9, 23, 87 , ... What number should come next?
80, 10, 70, 15, 60, ... What number should come next?
84, 78, 72, 66, 60, 54, 48, ... choose which pair of numbers comes next?
9, 11, 33, 13, 15, 33, 17, ... choose which pair of numbers comes next?
9, 12, 11, 14, 13, 16, 15, ... choose which pair of numbers comes next?
9, 16, 23, 30, 37, 44, 51, ... choose which pair of numbers comes next?
A & B together finish a job in 24 days, while A, B & C together can finish the same job in 8 days. C alone will finish the job in
A + B means A is the brother of B; A - B means A is the wife of B; and A * B means A is the mother of B. which of the following means M is the brother-in-law of P?