Question

4) In January, you deposit $16 in your checking account. Each month, you deposit $15 more than you did the month before. How much money do you deposit in October? A) $151 B) $166 C) $356 D) $835

Answer 1

Here is a simple explanation hope it helps
every month plus fifteen from feb as sixteen in jan till oct therefore giving the ans
jan :16
feb: 16 + 15 =31
march :31+15=46
apr : 46+15=61 ......
sep :121+15=136
oct :136+15=151
hence $151