Emily has 7 times as many oranges as Sandra. Sandra has 3 times as many oranges as Betty. If Betty has 12 oranges, how many oranges does Emily have?
How many oranges does Sandra have? ** Sandra has 3 * 12 = <<3*12=36>>36 oranges.
How many oranges does Emily have? ** So, Emily has 7 * 36 = <<7*36=252>>252 oranges.
#### 252