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17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

When you look at the data about all of the children in your setting, you can learn a. about child development. b. how well each individual child is performing. c. what outside factors you need to change. d. how effective your instruction and environment are.

Use the rule of 72 to calculate how long it will take for your money to double if its earning 6% in interest. a. 12yrs b. 16yrs c. 36yrs d. 72yrs