Answer:
166
Step-by-step explanation:
So the width is 65, so two sides are each 65m long. So multiply 65*2 which is 130. this means that the other two sides need to equal 130 when added, so divide 130/2 which is 65
Answer: 36.67 grams of water is added.
Step-by-step explanation:
Let the amount of water is added be 'x'.
Amount of sugar = 5 g
We need to make 12% of sugar syrup.
x grams of water is added to 5 g of sugar, to 12% of sugar syrup.
so, it becomes,

Hence, 36.67 grams of water is added.
Answer:
b^20/a^12
Step-by-step explanation:
b to the power of 20 over a to the power of 12
24+8 = 30
30 - 12 = 18
18-9 = 8
There are 8 cards left in the stack