Answer:
45 seconds
Step-by-step explanation:
Find the least common multiple (LCM) of 9 and 15. To do that, first write the prime factorization of 9 and 15.
9 = 3²
15 = 3 × 5
The LCM must contain all the factors of each.
LCM = 3² × 5
LCM = 45
They blink together after 45 seconds.
<span>The electricity bill of Sarah’s house for the last month was $60, while for this month it is $120. If p is the percent increase in the amount, which proportion can be used to calculate p
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p/100 = (120-60)/60
p/100 = 1
p = 100%</span>
I think that the anwser is 33
Answer:
<h2>u = 9.7</h2>
Step-by-step explanation:
Answer:
2.5 -1.5
Step-by-step explanation: