Question

what rule is the sequence 50, 40, 30, 20,.. using?

A)start with 50 and then add 10 repeatedly
B)start with 50 and then add -10 repeatedly
C)start with 20 and then add 10 repeatedly
D)start with 50 and then add multiples of 10 repeatedly

Answer 1

50, 40, 30, 20..:
The rule is -10

So the answer would be B.
50 -10 = 40 -10 = 30 -10 = 20 ...