Raisin Word Problems and Equations

This lesson covers solving percent word problems. It begins with an example of calculating 20% of 75 thingamabobs, demonstrating simplification and multiplication techniques. The second problem involves determining the original number of raisins hidden last month, given a 60% increase to 600 raisins this month. The lesson concludes with practice instructions.

What is the main topic of lesson number 58?

• Algebraic equations

• Statistics

• Geometry

• Percent word problems

M and Jim have 75 thingamabobs. What percentage do they want to give to Hal?

• 40%

• 10%

• 20%

• 30%

What is the first step in solving a percent word problem?

• Guess the answer

• Divide by 2

• Multiply by a random number

• Set up an equation

What is the first step in solving a word problem involving percentages?

• Set up an equation

• Divide by 2

• Guess the answer

• Multiply by a random number

How can 20% be expressed as a fraction?

• 1/4

• 1/5

• 1/2

• 1/10

What is the importance of using fractions in percent problems?

• To confuse the solver

• To make the problem harder

• To simplify calculations

• To add more numbers

What is the equivalent of 20% in decimal form?

• 0.3

• 0.4

• 0.2

• 0.1

What is the simplified form of 75 divided by 5?

• 10

• 12

• 18

• 15

What is the first step in simplifying a fraction?

• Add the numbers

• Subtract the numbers

• Divide by the greatest common factor

• Multiply the numbers

What is the result of multiplying 15 by 2?

• 25

• 30

• 35

• 40