Rong has been saving 20 coins in his piggy bank every month. Neil has been saving 2/5 times more coins in his piggy bank per month than Rong. How many coins are they having ten years after they started their savings?
How many more coins has Neil been saving than Rong? ** Neil has been saving 2/5 times more coins in his piggy bank per month than Rong, a total of 2/5*20 = <<2/5*20=8>>8 more coins.
How many coins has Neil been saving in total? ** The total number of coins that Neil has been saving in his piggy month per month is 20+8 = <<20+8=28>>28 coins.
How many months has Rong been saving for? ** If Rong has been saving 20 coins every month for ten years, the total number of months he's been saving for is 12*10 = <<12*10=120>>120 months.
How many coins does Rong have in his piggy bank? ** Saving 20 coins every month for ten years, Rong has 20*120 = <<20*120=2400>>2400 coins in his piggy bank.
How many coins has Neil saved? ** If Neil has also been saving for ten years, he has saved 120*28 = <<120*28=3360>>3360 coins in his piggy bank.
How many coins do they have together? ** The total number of coins they both have in their piggy banks after ten years of saving is 3360+2400 = <<3360+2400=5760>>5760
#### 5760