Thursday

October 23, 2014

October 23, 2014

Posted by **Katie** on Thursday, November 4, 2010 at 3:50pm.

Jim drove the 120 miles to grandmothers house in 3 hours. He increased the speed by 10 miles per hour on the way home. How long did it take him to drive home?

- pre-algerbra -
**bobpursley**, Thursday, November 4, 2010 at 4:00pmvelocity on the way: 120/3 mph

veloicyt on the way back: 120/3 + 10

time to get back: distance/velocity

= 120/(50)=12/5=2 2/5 hrs

**Answer this Question**

**Related Questions**

Math - Jim drove 300 miles away from home. He stopped 2/3 of the way there. He ...

Algebra - Bob drove 120 miles on his vacation. He drove an average of 1.2 times ...

6th grade math - Chan drove for X miles at 45 miles an hour, Y miles at 60 miles...

math - The Zalinsky family can drive the 220 miles to their cabin in 4 hours at ...

Uniform Motion - Doing homework and came across this problem that has me totally...

math - andys average driving speed for a 4-hour trip was 45 miles per hour. ...

algebra 1 - A man drove 48 more miles an hour than the number of hours he drove...

prealgerbra - how do you solve 45 min/2 mi=?h/1 mi pre algerbra - drwls, Friday...

math - word problem: The Rory family drove 310 miles each day for 4 days. Then ...

Math - Is 120 > x-50 the correct answer to Jack and Jason drove a total of ...