Answer:
3cm
Step-by-step explanation:
<span>Give
the solution proportion of the given number
=> x : 45 = 8 : 18
=> Let’s start solving the proportion
=> 45 * 8 = 360
=> 360 / 18 =20
Thus the answer is letter B. X = 20
let’s check if we have correct answer
=> 20 * 18 = 360
=> 360 / 45 = 8
=> 20 * 18 = 360
=> 360 / 8 = 45
Thus, we have the same answer.
</span>
Answer: She will have to spend 8 days on vacation before she will have bought a total of 16 souvenirs.
Step-by-step explanation:
Given: Ann bought 4 souvenirs during 2 days of vacation.
Per day she buys =
souvenirs [unit rate]
To buy 16 souvenirs , she will take
= 8 days.
Hence, she will have to spend 8 days on vacation before she will have bought a total of 16 souvenirs.
B=-23
explanation: -12-11=-23 put -23 into equation -23+11=-12