PORFAVOOR 2. Volem fer una excursió d’1 hora i 52 minuts per una ruta de muntanya. Si sortim a
les 7h 45 min, a quina hora l’acabarem?

3. Fes les operacions següents: (º horas, ' minutos, '' segundos)
a. 70° 49' 39; 12'' - 36° 57' 10''
b. 21° 40' : 5

4. Hem anat a comprar a la fruiteria i hem comprat 4 kg de pomes a 1.35 €/kg i 3 kg
de taronges a 2.25 €/kg. Quant ens hem gastat?

Pranza plotted point a in the coordinate plane below.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders