A boy hikes 41km and for the first part of the hike he walks at 4km/h. For the rest of the hike he walks at 5km/h. if it takes him 9 hours to complete the hike calculate how far he walked at each speed.

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?