By Elimu Assistant Team Simplify completely: (3x^2-1)/(x^2-1)-(2x+1)/(x+1)
FEATURES QUESTION SOLUTION
TOPICS: Volume and
Capacity, Rate-Ratio-Proportion and Percentage, Time
LEVEL: Form 2 Level
SOURCE: Kcse 1996
Paper 1, Question 8
MARKS: 4
Skills Tested
- Arithmetic (basic operations)
- Unit conversion (liters to cubic meters and seconds to hours/minutes)
QUESTION
A rectangular tank of base 2.4 m by 2.8 m and a height of 3 m contains 3,600 liters of water initially. Water flows into the tank at the rate of 0.5 liters per second. Calculate the time in hours and minutes, required to fill the tank. (4 marks)
MARKING SCHEME
Solution:
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