Answer:
El período paleolítico corresponde a 
de la época prehistórica.
Step-by-step explanation:
En primer lugar, se determina la extensión de tiempo, medida en años, tanto de la época prehistórica como el período paleolítico: (Nótese que el signo negativo significa a.C.)
Época Prehistórica
Período Paleolítico
La fracción de la época prehistórica que corresponde al período paleolítico es:
El período paleolítico corresponde a de la época prehistórica.
Answer:
The clown has 363 yellow balloons
Step-by-step explanation:
The clown has 165 red balloons.
Let us say the clown has x yellow balloons
The question tells us that this value is 198 balloons less than the yellow ones.
This means that if we add 198 to the number of red balloons we should get x - the number of yellow ones.
x = 165 +198 = 363 balloons
Therefore, the clown has 363 yellow balloons
Answer: I think it's $120
Step-by-step explanation: February has 28 days and the dogs eat a whole bag in a week.
So, there will be 4 weeks in 28 days. Since the the cost of a bag is $30 then I guess you would multiply that by each week
So, 30 x 4 = 120
Answer:
31°
Step-by-step explanation:
The theorem states that all angle sums of any triangle add up to 180°.
128 + 21 = 149, and to find ?°, subtract 149 from 180 to get 31°.
19 or 19/1
Hope this helped!
