Shane's mother is training for a marathon. on saturdays, she does a 10 mile
run in 90 minutes. what is her average speed in miles per hour?
o
a. 7.8 mph
o b. 6.7 mph
o c. 6 mph
o d. 9 mph

Ahonda civic travels in a straight line along a road. its distance x from a stop sign is given as a function of time t by the equation x(t)= î± t2â î² t3, where î± = 1.53 m/s2 and î² = 5.50ã10â2 m/s3 .

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

The mantle is made up of which structural zones?