Answer:
13 1/3 cups of sugar
Step-by-step explanation:
I mean, I don't know how to explain a generic way to solve this. Ask me about the specific train of thought if you are interested:
7 * 18 + 45 / 3 - 2 = 139
Answer:
There are 5 black counters in the bag.
Step-by-step explanation:
15 green counters in the bag
The proportion of green counters is given by:
So, we have that, the total is x. So
There are 30 total counters.
How many black counters are in the bag ?
A sixth of the counters are black. So
There are 5 black counters in the bag.