Question
In a list of numbers that starts with the number 13, every number is 4 less than twice the number that comes just before it.What will the fifth number in the list be?
Answers
Ms. Sue
(13 * 2) - 4 = 22
(22 * 2) - 4 = 40
Take it from there.
(22 * 2) - 4 = 40
Take it from there.
peter
I know that, 22, 40, 76, 148, 292
the fifth is 292
but the answer is 1.18 2.40 3.76 4.148 5.196
the fifth is 292
but the answer is 1.18 2.40 3.76 4.148 5.196
peter
may i ask is it include 13, if include 13, the answer is 148
Ms. Sue
Yes. The fifth number is 148.