Practical Applications of Ratios and Areas

This video tutorial covers the use of decimals in various shopping contexts, including calculating remaining money after spending, determining the number of pizzas that can be bought within a budget, estimating and calculating the cost of show tickets, comparing the costs of chicken and beef, dividing water into different containers, calculating the area of triangles using a grid, and finding quotients of fractions. Each section provides practical examples and step-by-step reasoning to enhance understanding of these mathematical concepts.

How much money does Mai have left after her purchases?

• $0.90

• $2.90

• $3.90

• $1.90

How many large cheese pizzas can Diego buy with $40?

• 5 pizzas

• 7 pizzas

• 6 pizzas

• 4 pizzas

What is the estimated total cost for the family's tickets?

• $20

• $26

• $22

• $24

What is the exact change the family should receive if they pay $25 for the tickets?

• $1.25

• $1.00

• $1.50

• $0.75

What is the total cost of three pounds of chicken?

• $8.60

• $11.60

• $9.60

• $10.60

How much more does three pounds of beef cost than three pounds of chicken?

• $6.17

• $5.17

• $4.17

• $3.17

How many one-fifth liter glasses can be filled with a 1.5-liter bottle?

• 9.5 glasses

• 8.5 glasses

• 7.5 glasses

• 6.5 glasses

How many 1.5-liter bottles are needed to fill a 16-liter jug?

• 11 and 1/3 bottles

• 10 and 2/3 bottles

• 10 and 1/3 bottles

• 9 and 2/3 bottles

What is the area of a triangle with a base of 5.5 units and a height of 7 units?

• 18.25 units squared

• 19.25 units squared

• 19.75 units squared

• 20.25 units squared

What is the result of dividing 5/6 by 1/6?

• 6

• 5

• 7

• 4