Premium topic
Word Problems
A repeatable 4-step method: identify the unknown, extract knowns, translate to an equation, solve and check units. Covers distance/rate/time, mixture, work-rate, age, and money.
Worked Example
Train problem
Given: Train travels 240 mi at 60 mph
- 1
Set up
d = r·t → 240 = 60·t
Worked Example
Two pipes fill a tank
Given: A fills in 6 hr, B in 3 hr, both open
- 1
Rates
1/6 + 1/3 = 1/t
Timed Game · 6 problems
02:00
Answer 6 problems in 2 min. Timer auto-stops.