Adelivery truck drove 203 mi in 3.5 h. after unloading and loading new cargo, it traveled on another 243 mi for 4.5 h. what was the average speed of the truck over its entire route? round to the nearest hundredth, if necessary.
1. 55.75 mi/h
2. 56.00 mi/h
3. 58.00 mi/h plz
4. 63.70 mi/h

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

Proportions in triangles solve for x

Predict which statements are true about the intervals of the continuous function. check all that apply