A trip involves travelling by bus and then by car. The speed of the bus is 80 km/h and the car 100 km/h. The total time for the trip was 6 hours and the total
distance 520 km. How much time was spent on the bus and in the car?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

Which of the following are accepted without proof in a logical system? check all that apply.

What fraction is equivalent to 0.46464646··· a. 46⁄99 b. 46⁄999 c. 46⁄100 d. 23⁄50