Answer:
Both of them can be simplified.
Recall that 4 = 2^2.
2^7 / 4^2 = 2^7 / (2^2)^2 = 2^7 / 2^4 = 2^(7-4) = 2^3 = 8
Similarly, 2^7 / 2^4 = 2^(7-4) = 2^3 = 8
The answers to both exercises are 8.
Step-by-step explanation:
divide the weight of the sugar by the weight of the water then multiply it by hundred
Answer:What's the problem for question 2? And I may be able to help you with it.
Step-by-step explanation:
15% decrease is the answer