Respuesta :
Answer:
add 8 to the 12 and then multiply it by two
Step-by-step explanation:
8 + 12 = 20 * 2 = $40
Answer:
one half = in the bank
other half = 8+12=20
so half of his allowance is 20dollars
allowance for a month = 20+20
=40
randy's monthly allowance is 40 dollars