Answer with explanation:
Number of half Dollars in Sari's Bag= 6 Half Dollars
1 Half Dollar =50 cents=1 coin
or, 6 Half Dollars =3 Dollars
It means there are 6 cents in Sari's Bag or 3 Dollars in the Sari's bag.
Total Number of Coins in Sari's Bag=(3 Dollar coins+3 Dollar coins)or (3 Dollar coins+ 6 Cents coins)
⇒→Total Mass of the coins in Sari's Bag=Mass of (3 Dollar coins+6 Cent coin) or Mass of (3 Dollar coins+3 Dollar coins)
=Mass of (3 Dollar coins+6 Cent coins) or Mass of (6 Dollar coins)
