Easy to follow solution to 100 hard word problems in algebra
2 m3 of soil containing 35% sand was mixed into 6 m3 of soil containing 15% sand. What is the sand content of the mixture? Let x% be the amount of sand
Bessy has 6 times as much money as Bob, but when each earn $6. Bessy will have 3 times as much money as Bob. How much does each have before and after
The population of a town with an initial population of 60,000 grows at a rate of 2.5% per year. What is population in 5 years? In 10 years? How many years
Learn to solve comparison word problems using modeling
A water tank is emptied at a constant rate. Initially, 36,000 gallons of water were in the tank. A the end of five hours, 16,000 gallons remained. How
Jane drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 10 hours. When Jane drove home, there was no traffic
A stationery store sells a dozen ballpoints pens for $3.84, which represents a 20% discount from the price charged when a dozen pens are bought individually.
A truck left a depot at noon traveling an average speed of 40 kilometers per hour. How far from the depot and what time will it overtake another truck,
Problem #1: Peter has 20 dollars in his pocket. He buys a 32 ounces vanilla ice cream for 8 dollars. How much is Peter's change? Solution In this situation,
A man spends 20% of his income in food, 15% in clothes, 15% in house rent and 30% in miscellaneous. Find his yearly income if he saves Rs 2500 per months.
A multiple-choice test contains 25 questions. Correct answers are worth 4 points each; 2 points are deducted for each wrong answer; and unanswered questions
In an apartment building some apartments have a one bedroom and the rest have two bedrooms if there are a total of 50 apartments and 80 bedrooms how many
The sum of four numbers a, b, c, and d is 68. If we increase a by 7, we get x. If we increased b by 8, we get x. If we decrease c by 15, we get 2x.If we
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A burger place sells burgers (b) for $4, and fries (f) for $2. If bob bought six items for a total of $18, how many did he buy of each? Solution A system
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What is the harmonic mean? How to calculate the harmonic mean?
1. Think of any positive whole number. No fractions, no decimals,no percents. 2. Double that number. 3. Add 10 to that result in step 2. 4. Divide
This lesson will explain clearly how to do synthetic division
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